1. New York City Department of Health, New York, New York, USA;
2. New Jersey Department of Health and Senior Services, Trenton, New Jersey, USA;Centers for Disease Control and Prevention, Atlanta, Georgia, USA 1
3. New York City Department of Health, New York, New York, USA;Centers for Disease Control and Prevention, Atlanta, Georgia, USA 1
4. New Jersey Department of Health and Senior Services, Trenton, New Jersey, USA;