TY  - CHAP
A1  - Chappell, C L
A1  - Okhuysen, P C
T1  - Cryptosporidiosis.
Y1  - 2003//
N1  - R829180
SP  - 113
EP  - 128
ER  - 


TY  - CHAP
A1  - Chappell, C L
A1  - Okhuysen, P C
A1  - DuPont, H L
A1  - Sterling, C R
A1  - Tzipori, S 
T1  - Cryptosporidium parvum volunteer study: Infectivity and immunity
Y1  - 2004//
N1  - R829180
SP  - 79
EP  - 82
PB  -  Elsevier
ER  - 


TY  - CHAP
A1  - Chappell, C L
A1  - Okhuysen, P C
A1  - White Jr, A C
T1  - Cryptosporidium parvum: infectivity, pathogenesis and the host-parasite relationship
Y1  - 2004//
N1  - R829180
SP  - 19
EP  - 50
PB  -  Elsevier
ER  -