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Authors
Nguyen, Dac Trung
Nguyen, Thi Loan
Olmsted, Allison
Duong, Thi Hong
Hoang, Hong Mai
Nguyen, Lien Huong
Ouattara, Mahamoudou
Milucky, Jennifer
Lessa, Fernanda C.
Vo, Thi Trang Dai
Phan, Van Thanh
Nguyen, Thi Hien Anh
Pham, Nguyen My Nguyet
Truong, Huu Khanh
Phan, Thi Quynh Tram
Bui, Thi Hong Hoa
Pham, Van Khang
Iijima, Makiko
Le, Binh
Kim, Lindsay
Farrar, Jennifer Loo
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Funding
Funding for this research was provided by:
US Centers for Disease Control and Prevention
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Article History
Received: 23 April 2024
Accepted: 7 October 2024
First Online: 18 October 2024
Declarations
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: All data were collected as part of routine surveillance activities; as such, neither guardian consent nor child assent were required. All activities were approved for implementation by the National Institute of Hygiene and Epidemiology in Hanoi, Viet Nam, but did not require ethics approval as activities were part of routine surveillance. This activity was also reviewed by the Institutional Review Board at CDC, deemed not research, and was conducted consistent with applicable federal law and CDC policy (45 C.F.R. part 46.102(l)(2), 21 C.F.R. part 56; 42 U.S.C. § 241(d); 5 U.S.C. § 552a; 44 U.S.C. § 3501 et seq.).
: Not applicable.
: Not applicable.
: The authors declare no competing interests.
: The findings and conclusions in this report are those of the author(s) and do not necessarily represent the official position of the Centers for Disease Control and Prevention and the US Public Health Service.
