Encyclopedias, Almanacs, Transcripts, and Maps
- Pauropods: Pauropoda
- Pauwels, Louis (1920-)
- Pavel Samuilovich Urysohn
- Pavel Sergeevich Alexandrov
- Peanut Butter Diet
- Peanut Worms: Sipuncula
- Pearls
- Peccaries
- Peccaries
- Peccaries: Tayassuidae
- Pederson-Krag, Geraldine Huanayra(1901-1995)
- Pediatrics, Adolescents
- Pediatrics, Intensive Care in
- Pediatrics, Overview of Ethical Issues in
- Pediatrics, Public Health Issues in
- Pedigree Analysis
- Pedigree Analysis
- Pedigree Analysis
- Pedro Barba
- Pedro Cabral and the Portuguese Settlement of Brazil