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Communities with more primary-care physicians have lower mortality rates, according to an analysis by researchers from the Johns ��ѻ��ý and New York University. The researchers also found that having more specialty-care physicians in a community did not have the same positive impact on health and that increasing the number of specialists would not improve the health status of the U.S. population when compared to other industrialized countries.

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A majority of traveler’s diarrhea cases among U.S. travelers to Mexico and Guatemala were attributed to Norovirus, a common cause of nonbacterial gastroenteritis outbreaks usually associated with developed countries.