title: Paralytic poliomyelitis: clinical and virological studies.
mesh_terms: D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D004770:Enterovirus / Q000302:isolation & purification; D029822:Enterovirus B, Human / Q000302:isolation & purification; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D011051:Poliomyelitis / Q000453:epidemiology / Q000382:microbiology* / Q000517:prevention & control; D017955:Poliovirus / Q000302:isolation & purification*; D012621:Seasons; D014611:Vaccination