title: Current progress in early pregnancy investigation.
authors.forename: B M
authors.initials: BM
authors.lastname: Polliotti
mesh_terms: D000028:Abortion, Induced / Q000706:statistics & numerical data; D000022:Abortion, Spontaneous / Q000503:physiopathology; D000818:Animals; D010064:Embryo Implantation / Q000502:physiology; D047108:Embryonic Development / Q000502:physiology; D005260:Female; D006801:Humans; D015994:Incidence; D010380:Peer Review; D011247:Pregnancy / Q000502:physiology*; D011248:Pregnancy Complications / Q000175:diagnosis / Q000453:epidemiology / Q000503:physiopathology; D011261:Pregnancy Trimester, First; D011272:Pregnancy, Multiple / Q000502:physiology; D016216:Ultrasonography, Prenatal