Paediatrics & Child Health《儿科与儿童健康》（一年8期）. Paediatrics & Child Health (PCH) is the official journal of the Canadian Paediatric Society, and the only peer-reviewed paediatric journal in Canada. Its mission is to advocate for the health and well-being of all Canadian children and youth and to educate child and youth health professionals across the country.

Paediatric Respiratory Reviews《儿科呼吸评论》（季刊）. Paediatric Respiratory Reviews offers authors the opportunity to submit their own editorials, educational reviews and short communications on topics relevant to paediatric respiratory medicine. These peer reviewed contributions will complement the commissioned reviews which will continue to form an integral part of the journal.

Paediatric and Perinatal Epidemiology《儿科与围产期流行病学》（一年8期）. Paediatric and Perinatal Epidemiologyis an international, peer reviewed journal that crosses the boundaries between epidemiologists, paediatricians, developmental psychologists, environmental specialists, obstetricians, child health specialists and genetic epidemiologists. Its main focus is to ensure that the most important paediatric, reproductive, obstetric and perinatal studies reach those researchers and clinicians for whom the results are especially relevant. It publishes original research articles commentaries, book reviews, study designs, detailed methodologies and review articles.

Paddy and Water Environment《水稻与水环境》（季刊）. The aim of Paddy and Water Environment is to advance the science and technology of water and environment related disciplines in paddy-farming. The scope includes the paddy-farming related scientific and technological aspects in agricultural engineering such as irrigation and drainage, soil and water conservation, land and water resources management, irrigation facilities and disaster management, paddy multi-functionality, agricultural policy, regional planning, bioenvironmental systems, and ecological conservation and restoration in paddy farming regions.

Packaging Technology and Science《包装技术与科学》（月刊）. Packaging Technology and Science publishes original research, applications and review papers describing significant, novel developments in its field. The Journal welcomes contributions in a wide range of areas in packaging technology and science.

Pacific Science《太平洋科学》（季刊）. The official journal of the Pacific Science Association. Appearing quarterly since 1947, Pacific Science is an international, multidisciplinary journal reporting research on the biological and physical sciences of the Pacific basin. It focuses on biogeography, ecology, evolution, geology and volcanology, oceanography, paleontology, and systematics. Manuscript submissions on topics such as Pacific biodiversity, conservation, and sustainability are also encouraged. In addition to publishing original research, the journal features review articles providing a synthesis of current knowledge.

Pacific Journal of Optimization《太平洋优化杂志》（季刊）.

Pacific Journal of Mathematics《太平洋数学杂志》（月刊）. Founded in 1951, PJM has published mathematics research for more than 60 years. PJM is run by mathematicians from the Pacific Rim. PJM aims to publish high-quality articles in all branches of mathematics, at low cost to libraries and individuals. The Pacific Journal of Mathematics is incorporated as a 501(c)(3) California nonprofit.

Pachyderm《厚皮动物》（一年1卷）. Pachyderm is published once annually towards the end of November, and is an international, peer-reviewed journal. Our main focus is African elephant and African and Asian rhino conservation and management in the wild. It is also a platform for dissemination of information concerning the activities of the African Elephant, the African Rhino, and the Asian Rhino Specialist Groups of the IUCN Species Survival Commission (SSC).

PACE-Pacing and Clinical Electrophysiology《起博与临床电生理学》（月刊）. Pacing and Clinical Electrophysiology (PACE) is the foremost peer-reviewed journal in the field of pacing and implantable cardioversion defibrillation, publishing over 50% of all English language articles in its field, featuring original, review, and didactic papers, and case reports related to daily practice. Articles also include editorials, book reviews, Musings on humane topics relevant to medical practice, electrophysiology (EP) rounds, device rounds, and information concerning the quality of devices used in the practice of the specialty.