SCHISTOSOMIASIS AND THE CHLORINATION OF SEWAGE EFFLUENT.
D000818:Animals; D002713:Chlorine; D054879:Halogenation; D012498:Sanitary Engineering; D012547:Schistosoma; D012552:Schistosomiasis; D012722:Sewage
D012722:Sewage; D002713:Chlorine
CHLORINE; SANITARY ENGINEERING; SCHISTOSOMA; SEWAGE