Tumwine JK, Kekitiinwa A, Nabukeera N, Akiyoshi DE, Rich SM, Widmer G, Feng X, Tzipori S.  2003.  Cryptosporidium parvum in children with diarrhea in Mulago Hospital, Kampala, Uganda.. Am J Trop Med Hyg. 68(6):710-5.

Ferreira MU, Ribeiro WL, Tonon AP, Kawamoto F, Rich SM.  2003.  Sequence diversity and evolution of the malaria vaccine candidate merozoite surface protein-1 (MSP-1) of Plasmodium falciparum.. Gene. 304:65-75.

Burke WD, Malik HS, Rich SM, Eickbush TH.  2002.  Ancient lineages of non-LTR retrotransposons in the primitive eukaryote, Giardia lamblia.. Mol Biol Evol. 19(5):619-30.