Sweet-potato cultivation and hookworm disease in Fukien, South China.
D000723:Ancylostomatoidea; D000724:Ancylostomiasis; D002681:China; D027742:Dioscorea; D006725:Hookworm Infections; D006801:Humans; D027723:Ipomoea batatas; D011198:Solanum tuberosum
HOOKWORM INFECTION; YAMS