1. Sarah B. Perl is with the New York City Department of Health and Mental Hygiene, New York City, New York. Thomas G. Merrill is and Wilfredo Lopez was with the New York City Department of Health and Mental Hygiene and the New York City Board of Health, New York. At the time of writing, Mary T. Bassett was with the New York City Department of Health and Mental Hygiene, and the New York City Board of Health.