The hospital environment--a crossroads for infection.
D003428:Cross Infection / Q000266:history / Q000517:prevention & control; D003933:Diagnosis / Q000009:adverse effects; D004777:Environment; D005060:Europe; D049672:History, 19th Century; D049673:History, 20th Century; D006739:Hospital Administration; D006760:Hospitalization; D006761:Hospitals; D006801:Humans; D010361:Patients; D010564:Personnel, Hospital; D013812:Therapeutics / Q000009:adverse effects; D014481:United States