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Summary:Abstract only
Bibliography:Reprints or correspondence: Dr. G. Dennis Shanks, U.S. Army Medical Research Unit-Kenya, Box 401, Unit 64109, APO AE 09831-4109, USA (dshanks@africaonline.co.ke).
istex:5B3D790F8DA7CB04770A62880A2A85D6696661BA
ark:/67375/HXZ-HCVZXFNB-T
ISSN:1058-4838
1537-6591
DOI:10.1086/520469