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: BioMed Central Country of Publication: England NLM ID: 101088677 Publication Model: Electronic Cited Medium: Internet ISSN: 1472-6963 (Electronic) Linking ISSN: 14726963 NLM ISO Abbreviation: BMC Health Serv Res Subsets: MEDLINE
Publisher: Blackwell Country of Publication: United States NLM ID: 0053006 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1475-6773 (Electronic) Linking ISSN: 00179124 NLM ISO Abbreviation: Health Serv Res Subsets: MEDLINE
Publisher: BioMed Central Ltd Country of Publication: England NLM ID: 9918300889006676 Publication Model: Electronic Cited Medium: Internet ISSN: 2731-4553 (Electronic) Linking ISSN: 27314553 NLM ISO Abbreviation: BMC Prim Care Subsets: MEDLINE