title: Role of laboratory diagnosis in the smallpox eradication programme in India.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D005779:Immunodiffusion; D007194:India; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008875:Middle Aged; D012899:Smallpox / Q000175:diagnosis* / Q000382:microbiology / Q000517:prevention & control; D012901:Variola virus / Q000302:isolation & purification