1. Collaborative Drug Surveillance Program. Surgically confirmed gallbladder disease, venous thromboembolism, and breast tumors in relation to postmenopausal estrogen Jf 4 LtdaihysederaeaspePy:. M, aNVcoeEhsnosgreltyJ7MstMPue, ddyYeo1af9t7ey4s; oDu2.n9g0R:iws1ok5mf-a1ec9nt.orasttoefngdailnlg-bflaamdidleyr p2l74a-n8n.ing clinics;Boston;Epidemiol Community Health,1982