M. Khalifa, A., Abdel-Aziz Sayed, H., El-Khorazaty, M., A. Way, A. (1982). Prevalence, continuation and availabilityof contraceptive methods. test, 16(2), 1-31. doi: 10.21608/mskas.1982.417610
Atef M. Khalifa; Hussein Abdel-Aziz Sayed; M. Nabil El-Khorazaty; Ann A. Way. "Prevalence, continuation and availabilityof contraceptive methods". test, 16, 2, 1982, 1-31. doi: 10.21608/mskas.1982.417610
M. Khalifa, A., Abdel-Aziz Sayed, H., El-Khorazaty, M., A. Way, A. (1982). 'Prevalence, continuation and availabilityof contraceptive methods', test, 16(2), pp. 1-31. doi: 10.21608/mskas.1982.417610
M. Khalifa, A., Abdel-Aziz Sayed, H., El-Khorazaty, M., A. Way, A. Prevalence, continuation and availabilityof contraceptive methods. test, 1982; 16(2): 1-31. doi: 10.21608/mskas.1982.417610