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A pregnancy test measures the levels of hCG in urine
Read the full article on: Pregnancy symptoms but a negative test, what else could it be? ( 40).
By Ana Mª Villaquirán Villalba M.D., M.Sc. (gynecologist), Clara Miret Lucio B.Sc., M.Sc. (embryologist), Juan José Espinós Gómez M.D., Ph.D. (gynecologist), Sara Salgado B.Sc., M.Sc. (embryologist), Cristina Algarra Goosman B.Sc., M.Sc. (psychologist) and Michelle Lorraine Embleton B.Sc. Ph.D. (biochemist).
Last Update: 04/15/2014
