Periodontal status during pregnancy.
D000293:Adolescent; D000328:Adult; D003728:Dental Calculus / Q000453:epidemiology; D003773:Dental Plaque; D005260:Female; D005882:Gingival Diseases / Q000453:epidemiology; D005884:Gingival Hemorrhage / Q000453:epidemiology; D006801:Humans; D008423:Maternal Age; D009910:Oral Hygiene; D009912:Oral Manifestations; D010510:Periodontal Diseases / Q000453:epidemiology*; D010512:Periodontal Index; D011247:Pregnancy; D011261:Pregnancy Trimester, First; D011262:Pregnancy Trimester, Second; D011263:Pregnancy Trimester, Third