BACKGROUND AND OBJECTIVE: Threatened abortion is defined as any bloody vaginal discharge or bleeding during the first half of pregnancy. It occurs in 30-40% of pregnant women and approximately 50% of them will abort. The aim of this study was to survey the therapeutic effects of progesterone in patients with threatened abortion. https://www.nacrack.com/flash-choice-Netgear-Nighthawk-LTE-Mobile-Hotspot-Router-Mobile-Hotspot-LTE-BRAND-NEW-p8608-best-super/