Accepted: 14 April 2022
First Online: 26 May 2022
: E.M.H.-E. receives salary support from the International Trachoma Initiative, which receives an operating budget and research funds from Pfizer Inc., the manufacturer of Zithromax (azithromycin). M.J.B. and C.E.O. each lead research programmes on trachoma that have received donated azithromycin (and, for C.E.O., placebo) for research studies from the International Trachoma Initiative/Pfizer Inc. A.W.S. is a staff member of the World Health Organization. All other authors declare no competing interests.
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