Beral, V. (1997). Breast cancer and hormone replacement therapy: Collaborative reanalysis of data from 51 epidemiological studies of 52,705 women with breast cancer and 108,411 women without breast cancer. Collaborative Group on Hormonal Factors in Breast Cancer.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBeral, V. Breast Cancer and Hormone Replacement Therapy: Collaborative Reanalysis of Data from 51 Epidemiological Studies of 52,705 Women with Breast Cancer and 108,411 Women Without Breast Cancer. Collaborative Group on Hormonal Factors in Breast Cancer. 1997.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBeral, V. Breast Cancer and Hormone Replacement Therapy: Collaborative Reanalysis of Data from 51 Epidemiological Studies of 52,705 Women with Breast Cancer and 108,411 Women Without Breast Cancer. Collaborative Group on Hormonal Factors in Breast Cancer. 1997.