Gilbert, R. E., Tookey, P. A., Cubitt, W. D., Ades, A. E., Masters, J., & Peckham, C. S. (1993). Prevalence of toxoplasma IgG among pregnant women in west London according to country of birth and ethnic group.

Gilbert, R E., P A. Tookey, W D. Cubitt, A E. Ades, J. Masters, ja C S. Peckham. Prevalence of Toxoplasma IgG Among Pregnant Women in West London According to Country of Birth and Ethnic Group. 1993.

Gilbert, R E., et al. Prevalence of Toxoplasma IgG Among Pregnant Women in West London According to Country of Birth and Ethnic Group. 1993.