"Cross infection." . . "Cross Infection." . "Cross Infection prevention & control." . . "Cross infection Prevention & control." . "Infection Control methods." . . "Sterilization." . . "Nosocomial infections Prevention." . . "Disinfection." . . "Hospital buildings Disinfection." . . . . "Infecciones de hospital." . . "Infection croisée prévention et contrôle." . . . . . . . . . . . . . . . . . . . . . . . "Hospital-acquired infection principles and prevention"@en . . . . . . "Einführung" . . . . . . "Hospital acquired infection: principles and prevention"@en . . . . . . . . . . . . . . . . . . . . . . . . . . . . "Hospital-acquired infection" . . . . . . . . "Hospital-acquired infection : principles and prevention"@en . "Hospital-acquired infection : principles and prevention" . . . . . . . . "Health Services Research." . . "Ziekenhuisinfecties." . . "Hospitaalinfeksie Voorkoming." . . "Hospitalismus (Hygiene)" . . "Higiene" . . "Infecciones de hospital Prevención." . . "Infections nosocomiales Lutte contre Méthodes." . . "Hôpitaux Hygiène." . . "Spitalhygiene." . . "Hospitals" . . "Hospitals." . "Infections nosocomiales." . . "Infeccions nosocomials" . . "Lutte contre l'infection méthodes." . . "Hygiene." . . "Infection." . . "Infection Control." . . "Hospital buildings Sanitation." . .