title: THE FILTER DISC BLOOD COLLECTION METHOD ADAPTED FOR A MUMPS HAI SEROLOGIC SURVEY.
mesh_terms: D001800:Blood Specimen Collection; D002648:Child; D002681:China; D005374:Filtration; D006385:Hemagglutination Inhibition Tests; D006801:Humans; D008403:Mass Screening; D009107:Mumps
keywords: BLOOD SPECIMEN COLLECTION; CHILD; CHINA; FILTRATION; HEMAGGLUTINATION INHIBITION TESTS; MASS SCREENING; MUMPS