en: Hormone replacement therapy that combines estrogen and progestin doubles a woman 's risk of breast cancer , a British study of more than a million women has found . A major British study has added to the evidence that hormone replacement therapy increases the risk of breast cancer , especially when women receive a combination of estrogen and progestin .
ms: Terapi penggantian hormon yang menggabungkan estrogen dan progestin menggandakan risiko wanita kanser payudara, kajian British lebih daripada satu juta wanita telah dijumpai. Satu kajian utama British telah menambah bukti bahawa terapi penggantian hormon meningkatkan risiko kanser payudara, terutamanya apabila wanita menerima gabungan estrogen dan progestin.