The polio story -- great on the whole but shabby in patches.
D001208:Asia; D003906:Developing Countries; D004194:Disease; D006262:Health; D007194:India; D011051:Poliomyelitis; D011634:Public Health; D014777:Virus Diseases
Asia; Developing Countries; Diseases; Health; India; Poliomyelitis--prevention and control; Public Health; Southern Asia; Viral Diseases