after

applicationIds

count

entityId

authorPageQuery

filter

author

entityUuid

name

urlAlias

types

authorContentListAuthor

authorAuthorContentListAuthor

authorRelatedTopicsAuthor

authorLinkingDataAuthor

authorHeaderAuthor

authorSeoAuthor

query authorPageQuery(
  $entityId: String!
  $applicationIds: [String]
  $after: String
  $count: Int = 30
) {
  author(filter: {entityId: $entityId}) {
    entityId
    entityUuid
    name
    urlAlias
    types
    ...authorContentListAuthor_3In6IJ
    ...authorAuthorContentListAuthor_3In6IJ
    ...authorRelatedTopicsAuthor_3In6IJ
    ...authorLinkingDataAuthor
    ...authorHeaderAuthor
    ...authorSeoAuthor
    id
  }
}

fragment articleCommentArticle on Article {
  ...entityLink
  commentCount
  entityId
}

fragment authorAuthorContentListAuthor_3In6IJ on Author {
  contents(after: $after, first: $count, filter: {applicationIds: $applicationIds}, orderBy: {field: PUBLISHED_DATE, direction: DESC}) {
    edges {
      __typename
      cursor
      node {
        __typename
        id
      }
    }
    pageInfo {
      endCursor
      hasNextPage
    }
  }
  id
}

fragment authorAvatarAuthor on Author {
  ...entityLink
  entityId
  entityUuid
  name
  image(filter: {type: AUTHOR_IMAGE}) {
    style(filter: {style: "300x300"}) {
      url
    }
  }
}

fragment authorContentListAuthor_3In6IJ on Author {
  contents(after: $after, first: $count, filter: {applicationIds: $applicationIds}, orderBy: {field: PUBLISHED_DATE, direction: DESC}) {
    edges {
      node {
        __typename
        entityId
        ...secondaryContentItemContent
        id
      }
      cursor
    }
    pageInfo {
      endCursor
      hasNextPage
    }
  }
  entityId
  id
}

fragment authorHeaderAuthor on Author {
  entityId
  name
  location
  socialLinks {
    class
    url
  }
  role {
    text
  }
  bio
  education
  areaOfExpertise
  languageSpoken
  ...entityFollowButtonBase
  ...authorAvatarAuthor
  ...authorSocialLinksAuthor
}

fragment authorLinkingDataAuthor on Author {
  bio
  areaOfExpertise
  urlAlias
  name
  image320x320: image(filter: {type: AUTHOR_IMAGE}) {
    style(filter: {style: "320x320"}) {
      url
    }
  }
  languageSpoken
  location
  role {
    text
  }
}

fragment authorRelatedTopicsAuthor_3In6IJ on Author {
  contents(after: $after, first: $count, filter: {applicationIds: $applicationIds}, orderBy: {field: PUBLISHED_DATE, direction: DESC}) {
    edges {
      node {
        __typename
        topics {
          entityId
          name
          ...entityLink
          id
        }
        id
      }
    }
  }
}

fragment authorSeoAuthor on Author {
  entityId
  bio
  name
  urlAlias
  ...hooksUseDynamicMetaTags
}

fragment authorSocialLinksAuthor on Author {
  socialLinks {
    class
    title
    url
  }
}

fragment contentActionBarContent on Content {
  __isContent: __typename
  entityId
  createdDate
  updatedDate
  publishedDate
  readingTime
  ...articleCommentArticle
  ...helpersIsArticleVideoAsHeroArticle
  ...helpersGetContentTypeNameContent
  ... on Article {
    hasVideoContent
  }
}

fragment contentCoverImageContent_HMm4X on Content {
  __isContent: __typename
  headline
  images {
    url
    title
    type
    size540x360: style(filter: {style: "540x360"}) {
      url
    }
    size80x80: style(filter: {style: "80x80"}) {
      url
    }
  }
}

fragment contentHeadlineContent on Content {
  __isContent: __typename
  headline
  socialHeadline
  ...contentHeadlineTagContent
  ...helpersUseContentSponsorContent
}

fragment contentHeadlineTagContent on Content {
  __isContent: __typename
  ...hooksContentHeadlineTagContent
}

fragment contentLiveTagContent on Article {
  ...helpersCheckHasLiveTagArticle
}

fragment contentSponsorTagContent on Content {
  __isContent: __typename
  ...helpersUseContentSponsorContent
}

fragment contentSummaryContent on Content {
  __isContent: __typename
  __typename
  summary {
    text
  }
}

fragment contentTopicLinkContent on Content {
  __isContent: __typename
  topics {
    urlAlias
    ...entityLink
    ...topicLinkTopic
    id
  }
}

fragment entityFollowButtonBase on BaseWithApplicationAndUrlAlias {
  __isBaseWithApplicationAndUrlAlias: __typename
  __typename
  ... on Section {
    entityId
    name
  }
  ... on Author {
    entityId
    name
    disableFollow
  }
  ... on Topic {
    entityId
    name
    disableFollow
  }
}

fragment entityLink on BaseWithApplicationAndUrlAlias {
  __isBaseWithApplicationAndUrlAlias: __typename
  __typename
  entityId
  entityUuid
  urlAlias
  urlRedirect {
    toUrl
    id
  }
  application {
    entityId
    id
  }
  ... on Section {
    fullSectionPath {
      entityId
      id
    }
    parentSection
  }
  ...helpersAppBarVariantBase
  ...helpersApplicationBase
  ...helpersCheckIsPlusArticle
  ...helpersStyleSectionContent
}

fragment helpersAppBarVariantBase on BaseWithApplicationAndUrlAlias {
  __isBaseWithApplicationAndUrlAlias: __typename
  ...helpersCheckIsLiveArticle
  ...helpersCheckIsPlusPage
  ...helpersCheckIsPostiesArticle
  ...helpersCheckIsPostiesPage
  ...helpersCheckIsPostMagazineArticle
  ...helpersCheckIsStyleArticle
  ...helpersSectionContent
  ...helpersStyleSectionContent
}

fragment helpersApplicationBase on BaseWithApplicationAndUrlAlias {
  __isBaseWithApplicationAndUrlAlias: __typename
  ...helpersCheckIsPostiesArticle
  ...helpersCheckIsPostiesPage
  ...helpersCheckIsPlusPage
}

fragment helpersCheckHasLiveTagArticle on Article {
  flattenTypeIds
  liveArticle {
    status
    id
  }
}

fragment helpersCheckIsLiveArticle on Article {
  flattenTypeIds
  liveArticle {
    status
    id
  }
}

fragment helpersCheckIsMainTopicContent on Content {
  __isContent: __typename
  topics {
    entityId
    id
  }
}

fragment helpersCheckIsPlusArticle on Content {
  __isContent: __typename
  ... on Article {
    paywallTypes {
      entityUuid
      id
    }
  }
}

fragment helpersCheckIsPlusPage on Page {
  urlAlias
}

fragment helpersCheckIsPostMagazineArticle on Article {
  sections {
    value {
      entityId
      id
    }
  }
}

fragment helpersCheckIsPostiesArticle on Article {
  sections {
    value {
      entityId
      id
    }
  }
}

fragment helpersCheckIsPostiesPage on Page {
  urlAlias
}

fragment helpersCheckIsStyleArticle on Content {
  __isContent: __typename
  sections {
    value {
      entityId
      id
    }
  }
}

fragment helpersGetArticleTypeNameArticle on Article {
  types {
    value {
      entityId
      id
    }
  }
}

fragment helpersGetContentTypeNameContent on Content {
  __isContent: __typename
  __typename
  ... on Article {
    ...helpersGetArticleTypeNameArticle
  }
}

fragment helpersIsArticleVideoAsHeroArticle on Article {
  multimediaEmbed {
    json
  }
}

fragment helpersSanitizeArticleTypeEntityIdsArticle on Article {
  types {
    value {
      entityId
      id
    }
  }
}

fragment helpersSanitizeAuthorTypesArticle on Article {
  authors {
    types
    id
  }
}

fragment helpersSanitizedAuthorEntityIdsArticle on Article {
  authors {
    entityId
    id
  }
}

fragment helpersSectionContent on Section {
  fullSectionPath {
    entityId
    id
  }
}

fragment helpersStyleSectionContent on Section {
  fullSectionPath {
    entityId
    id
  }
}

fragment helpersUseContentSponsorContent on Content {
  __isContent: __typename
  topics {
    entityId
    sponsor {
      ...sponsorTagSponsor
      name
      type
      id
    }
    id
  }
  ... on Article {
    sponsorType
  }
  ...helpersCheckIsMainTopicContent
}

fragment hooksContentHeadlineTagContent on Content {
  __isContent: __typename
  __typename
  ... on Article {
    types {
      value {
        name
        entityId
        description {
          text
        }
        id
      }
    }
    ...helpersCheckIsStyleArticle
  }
  flag
  sections {
    value {
      name
      id
    }
  }
  ...hooksContentHelperContent
}

fragment hooksContentHelperContent on Content {
  __isContent: __typename
  ...helpersSanitizeArticleTypeEntityIdsArticle
  ...helpersSanitizeAuthorTypesArticle
  ...helpersSanitizedAuthorEntityIdsArticle
  flag
}

fragment hooksContentItemProvidersContent_4yR8km on Content {
  __isContent: __typename
  ...contentActionBarContent
  ...contentCoverImageContent_HMm4X
  ...contentHeadlineContent
  ...contentLiveTagContent
  ...contentSummaryContent
  ...contentTopicLinkContent
  ...contentSponsorTagContent
  ... on Video {
    __typename
    ...videoDurationOverlayVideo
  }
  ... on Gallery {
    __typename
  }
}

fragment hooksUseDynamicMetaTags on DynamicMetaTags {
  __isDynamicMetaTags: __typename
  metatags {
    key
    value
  }
}

fragment secondaryContentItemContent on Content {
  __isContent: __typename
  __typename
  ...entityLink
  ...helpersCheckIsPlusArticle
  ...helpersUseContentSponsorContent
  ...hooksContentItemProvidersContent_4yR8km
}

fragment sponsorTagSponsor on Sponsor {
  name
  type
  images {
    url
  }
}

fragment topicLinkTopic on Topic {
  ...entityLink
  name
  shortName
}

fragment videoDurationOverlayVideo on Video {
  duration
  sections {
    value {
      entityId
      id
    }
  }
}


Yeoh Eng-kiong

Opinion | How Hong Kong can avert a fourth wave of Covid-19

Studies show that infection transmission can vary widely depending on the primary setting. An understanding of the different risks involved would help policymakers maintain control even as containment measures are relaxed.

Opinion | For Hong Kong, the danger of resurgent Covid-19 infections is not over yet

Hong Kong remains at risk with the global pandemic raging, so any relaxing of Covid-19 restrictions must be gradual and careful, with ongoing surveillance and all sectors engaged, including businesses and civil society.

Opinion | Hong Kong’s management of Covid-19 is an evolving science

To be prepared for an outbreak is important but that provides only a framework. Any plan needs to be constantly informed by the emerging science in an epidemic, and complemented by real-time surveillance to gather effective intelligence in a fast-changing situation.