Subjects
- Nonprescription Drugs1
- North America2
- Nostrums2
- Obstetrics9
- Ohio1
- Otorhinolaryngologic Diseases2
- Otorhinolaryngologic Diseases -- drug therapy1
- Pathology3
- Peru1
- Pharamceutical Preparations1
- Pharmaceutical Preparations65
- Pharmacies1
- Pharmacognosy1
- Pharmacological Phenomena2
- Pharmacology7
- Pharmacopoeias as Topic8
- Pharmacy10
- Philadelphia1
- Philosophy, Medical1
- Phosphoric Acids2