Publisher: BMJ Publishing Group Country of Publication: England NLM ID: 101715309 Publication Model: Electronic Cited Medium: Internet ISSN: 2399-9772 (Electronic) Linking ISSN: 23999772 NLM ISO Abbreviation: BMJ Paediatr Open Subsets: MEDLINE
Publisher: British Medical Assn Country of Publication: England NLM ID: 0417353 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1468-3296 (Electronic) Linking ISSN: 00406376 NLM ISO Abbreviation: Thorax Subsets: MEDLINE
Publisher: BMJ Publishing Group Country of Publication: England NLM ID: 101715309 Publication Model: Print Cited Medium: Internet ISSN: 2399-9772 (Electronic) Linking ISSN: 23999772 NLM ISO Abbreviation: BMJ Paediatr Open Subsets: MEDLINE
Publisher: BioMed Central Country of Publication: England NLM ID: 100967799 Publication Model: Electronic Cited Medium: Internet ISSN: 1471-2393 (Electronic) Linking ISSN: 14712393 NLM ISO Abbreviation: BMC Pregnancy Childbirth Subsets: MEDLINE