title: Infertility Part I: Pathophysiology and diagnosis.
mesh_terms: D000328:Adult; D000367:Age Factors; D002582:Cervix Mucus / Q000032:analysis; D005186:Fallopian Tube Patency Tests; D005260:Female; D006801:Humans; D007247:Infertility, Female / Q000175:diagnosis* / Q000209:etiology / Q000503:physiopathology; D007248:Infertility, Male / Q000175:diagnosis* / Q000209:etiology / Q000503:physiopathology; D008297:Male; D010061:Ovulation Detection; D012661:Semen / Q000032:analysis