| a survey of predilection sites and degree of disability associated with guineaworm (dracunculus medinensis). | of the 1,200 people surveyed for dracontiasis in ribi and kanje villages in awe local government area of plateau state, nigeria, 982 (82%) were infected. most infections (98%) involved the lower limb. worms emerging from the umbilicus, groin, palm, wrist, and upper arm were also encountered. of the 982 infected persons 206 (21%) were totally incapacitated, 193 (20%) were seriously disabled, and 431 (44%) suffered mild incapacity, while 152 (16%) were unaffected. of the 5 species of cyclopoid cop ... | 1995 | 8847174 |