Deriving and interpreting population size estimates for adolescent and young key populations at higher risk of HIV transmission: Men who have sex with men and females who sell sex

• Lisa Grazina Johnston ,

  Contributed equally to this work with: Lisa Grazina Johnston, Van Kinh Nguyen, Chibwe Lwamba, Keith Sabin

  Roles Conceptualization, Formal analysis, Methodology, Writing – original draft, Writing – review & editing

  * E-mail: lsjohnston.global@gmail.com

  Affiliation Independent Consultant, UNICEF, New York, New York, United States of America

  https://orcid.org/0000-0002-3828-3638

  ⨯
• Van Kinh Nguyen ,

  Contributed equally to this work with: Lisa Grazina Johnston, Van Kinh Nguyen, Chibwe Lwamba, Keith Sabin

  Roles Formal analysis

  Affiliation MRC Centre for Global Infectious Disease Analysis, School of Public Health, Imperial College, London, United Kingdom

  https://orcid.org/0000-0001-8912-5288

  ⨯
• Sudha Balakrishnan ,

  Roles Conceptualization, Funding acquisition, Writing – review & editing

  ¶‡ SB and AK also contributed equally to this work.

  Affiliation UNICEF, New York, New York, United States of America

  ⨯
• Chibwe Lwamba ,

  Contributed equally to this work with: Lisa Grazina Johnston, Van Kinh Nguyen, Chibwe Lwamba, Keith Sabin

  Roles Formal analysis, Writing – review & editing

  Affiliation UNICEF, New York, New York, United States of America

  ⨯
• Aleya Khalifa ,

  Roles Writing – review & editing

  ¶‡ SB and AK also contributed equally to this work.

  Affiliation UNICEF, New York, New York, United States of America

  ⨯
• Keith Sabin

  Contributed equally to this work with: Lisa Grazina Johnston, Van Kinh Nguyen, Chibwe Lwamba, Keith Sabin

  Roles Conceptualization, Formal analysis, Methodology, Writing – original draft, Writing – review & editing

  Affiliation UNAIDS, Geneva, Switzerland

  ⨯