Autor:	Morris, Sandra, Miner, Mark, Rodriguez, Tomas, Stancil, Richard, Wiltz-Beckham, Dana, Chorba, Terence
Zdroj:	Morbidity and Mortality Weekly Report, 2017 Dec . 66(49), 1362-1363.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/26404610