Stein PE, Boodhoo A, Armstrong GD, Cockle SA, Klein MH, Read RJ (January 1994). "The crystal structure of pertussis toxin". Structure2 (1): 45–57. doi:10.1016/S0969-2126(00)00007-1. பப்மெட்:8075982.
nih.gov
ncbi.nlm.nih.gov
Stein PE, Boodhoo A, Armstrong GD, Cockle SA, Klein MH, Read RJ (January 1994). "The crystal structure of pertussis toxin". Structure2 (1): 45–57. doi:10.1016/S0969-2126(00)00007-1. பப்மெட்:8075982.