title: Measles and its complications 50 years ago.
mesh_terms: D002648:Child; D002675:Child, Preschool; D005260:Female; D049673:History, 20th Century; D006801:Humans; D007223:Infant; D008131:London; D008297:Male; D008457:Measles / Q000150:complications / Q000266:history*