Publisher: BMJ Publishing Group Ltd Country of Publication: England NLM ID: 101552874 Publication Model: Electronic Cited Medium: Internet ISSN: 2044-6055 (Electronic) Linking ISSN: 20446055 NLM ISO Abbreviation: BMJ Open Subsets: MEDLINE
Publisher: Canadian Medical Association Country of Publication: Canada NLM ID: 0372715 Publication Model: Electronic-Print Cited Medium: Internet ISSN: 1488-2310 (Electronic) Linking ISSN: 0008428X NLM ISO Abbreviation: Can J Surg Subsets: PubMed not MEDLINE; MEDLINE