| TITLE |
ISSN |
COMMENTS |
FORMER TITLE |
FORMER ISSN |
| P R C A Media Guide | | Formerly | Professional Rodeo U S A | |
| Palynos (Online) | 1936-1718 | Formerly (until 200?) | Palynos (Print) | 0256-1670 |
| Pennsylvania Patient Safety Advisory | 1941-7144 | Formerly | Patient Safety Advisory | 1552-8596 |
| Pharma | 1902-7966 | Formerly (until 2007) | Farmaceuten | 0904-6542 |
| Pigment Cell & Melanoma Research | 1755-1471 | Formerly (until 2008) | Pigment Cell Research | 0893-5785 |
| Pinsent Masons Company Guide, The | 1748-0647 | Formerly (until 2005) | Pinsents Company Guide, The | 1740-3197 |
| Profession Education | 1143-2705 | Formerly (until 1989) | S U Syndicalisme universitaire | 0338-5469 |
| Project Finance and Infrastructure Finance | 1756-7866 | Formerly (until no.286, 2007) | Project Finance | 1462-0014 |