Subjects
- Amenorrhea -- diagnosis1
- Amenorrhea -- drug therapy4
- Amenorrhea -- etiology1
- Amenorrhea -- psychology1
- Amenorrhea -- surgery1
- Amenorrhea -- therapy3
- American Academy of Dental Science (Boston, Mass.)5
- American Academy of Medicine.2
- American Academy of Medicine. Annual Meeting1
- American Aesculapian Society.1
- American Ambulance Hospital.2
- American Anti-Vivisection Society.3
- American Antiquarian Society. Library.1
- American Association for Accreditation of Laboratory Animal Care.1
- American Association for the Relief of the Misery of Battle Fields.1
- American Association of the Red Cross.3
- American Board of Surgery.1
- American Cancer Society1
- American Cancer Society.2
- American Civil War1