- Premier University of Technology
- Practicing Clinicians Exchange
- pmindexing
- PMAS-Arid Agriculture University Rawalpindi
- pharma excipients
- Pacific AIDS Education and Training Center
- Opus
- Ontario.ca
- Obstetrics & Gynecology Clinics of North America
- Nottingham ePrints
- Nottingham ePrints
- Nottingham ePrints
- Northumbria Research Link
- Neuroscience Education Institute
- NDLScholarship
- National Lipid Association
- Nanomedicine Research Journal
- MIT Press Journals
- MIRACALUS PHARMA PVT. LTD.
- Minapharm Pharmaceuticals
- Madhya Pradesh Bhoj Open University