"False positive" urine pregnancy test results after successful medication abortion.
Raymond EG, Anger HA, Chong E, Haskell S, Grant M, Boraas C, Tocce K, Banks J, Kaneshiro B, Baldwin MK, Coplon L, Bednarek P, Shochet T, Platais I. "False positive" urine pregnancy test results after successful medication abortion. Contraception. 2021 06; 103(6):400-403.