Kuria, K.M., Waihenya, R., Kutima, H., Njoki, P. and Yole, D.S. 2012. Cellular responses against Schistosoma mansoni in immunized Balb/c mice with soluble proteins from intermediate host, Biomphalaria pfeifferi. Tanzania Journal of Health Research. 14, 4 (Dec. 2012). DOI:https://doi.org/10.4314/thrb.v14i4.7.