[Hospital infections. Contradictory information].
Ramalle-Gómara
E
E
D000328:Adult; D000368:Aged; D003428:Cross Infection / Q000453:epidemiology*; D006764:Hospitals, Community / Q000706:statistics & numerical data*; D006801:Humans; D008875:Middle Aged; D013030:Spain / Q000453:epidemiology