The CMAJ is the only medical journal that offers open- and free-access, with no author or page charges, and web access requires no user registration. The Journal is part of the PubMed Central collection of journals at the National Library of Medicine which guarantees permanent archiving and open access. PubMed Central is now processing back issues of CMAJ to 1911. | The CMAJ is the only medical journal that offers open- and free-access, with no author or page charges, and web access requires no user registration. The Journal is part of the PubMed Central collection of journals at the National Library of Medicine which guarantees permanent archiving and open access. PubMed Central is now processing back issues of CMAJ to 1911. |