Ganer Herman H, Volodarsky-Perel A, Ton Nu TN, Machado-Gedeon A, et al. Pregnancy complications and placental histology in in vitro fertilization pregnancies with initial low serum beta-hCG levels. Fertil Steril 2022 Oct 10. pii: S0015-0282(22)01374.
PMID: 36229298