Chronic arsenic poisoning from tube-well water.
D020261:Arsenic Poisoning; D006801:Humans; D007194:India; D014873:Water Pollutants / Q000506:poisoning*; D014874:Water Pollutants, Chemical / Q000506:poisoning*; D014881:Water Supply
D014873:Water Pollutants; D014874:Water Pollutants, Chemical