CDR and GPV technical briefings at WHO headquarters.
D000208:Acute Disease; D003226:Congresses as Topic / Q000458:organization & administration*; D003967:Diarrhea / Q000453:epidemiology* / Q000517:prevention & control; D006801:Humans; D012140:Respiratory Tract Diseases / Q000453:epidemiology* / Q000517:prevention & control; D014611:Vaccination; D014944:World Health Organization