Recent trends of pneumonia morbidity in US Naval personnel.
D000293:Adolescent; D000328:Adult; D001741:Black or African American; D000367:Age Factors; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009017:Morbidity; D009326:Naval Medicine; D011014:Pneumonia / Q000453:epidemiology*; D012189:Retrospective Studies; D012737:Sex Factors; D014481:United States; D044465:White People