Reporting and methodological quality of systematic literature reviews evaluating the associations between e-cigarette use and cigarette smoking behaviors: a systematic quality review

[11] Day H(2015)Appropriate and inappropriate methods for investigating the "gateway" hypothesis, with a review of the evidence linking prior snus use to later cigarette smoking Harm Reduct J 92 423-280

[12] Willis G(2017)Clinical practice guidelines: a primer on development and dissemination Mayo Clin Proc 64 401-243

[13] Jamal A(2011)GRADE guidelines: 3. Rating the quality of evidence J Clin Epidemiol 280 278-1114

[14] Gentzke A(1998)Methodology and reports of systematic reviews and meta-analyses: a comparison of Cochrane reviews with articles published in paper-based journals JAMA 49 235-129

[15] Hu SS(1996)Meta-analyses to evaluate analgesic interventions: a systematic qualitative review of their methodology J Clin Epidemiol 3 1102-1020

[16] Cullen KA(2008)Need for quality improvement in renal systematic reviews Clin J Am Soc Nephrol 13 e1002028-269

[17] Apelberg BJ(2016)Epidemiology and reporting characteristics of systematic reviews of biomedical research: a cross-sectional study PLoS Med 25 116-23

[18] Homa DM(2002)A comparison of the quality of Cochrane reviews and systematic reviews published in paper-based journals Eval Health Prof 17 48-A13

[19] Al Rifai M(2017)Evaluation of AMSTAR to assess the methodological quality of systematic reviews in overviews of reviews of healthcare interventions BMC Med Res Methodol 7 10-393

[20] Merchant AT(2007)Development of AMSTAR: a measurement tool to assess the methodological quality of systematic reviews BMC Med Res Methodol 62 1013-1330

[11] Day H(2015)Appropriate and inappropriate methods for investigating the "gateway" hypothesis, with a review of the evidence linking prior snus use to later cigarette smoking Harm Reduct J 92 423-280

[12] Willis G(2017)Clinical practice guidelines: a primer on development and dissemination Mayo Clin Proc 64 401-243

[13] Jamal A(2011)GRADE guidelines: 3. Rating the quality of evidence J Clin Epidemiol 280 278-1114

[14] Gentzke A(1998)Methodology and reports of systematic reviews and meta-analyses: a comparison of Cochrane reviews with articles published in paper-based journals JAMA 49 235-129

[15] Hu SS(1996)Meta-analyses to evaluate analgesic interventions: a systematic qualitative review of their methodology J Clin Epidemiol 3 1102-1020

[16] Cullen KA(2008)Need for quality improvement in renal systematic reviews Clin J Am Soc Nephrol 13 e1002028-269

[17] Apelberg BJ(2016)Epidemiology and reporting characteristics of systematic reviews of biomedical research: a cross-sectional study PLoS Med 25 116-23

[18] Homa DM(2002)A comparison of the quality of Cochrane reviews and systematic reviews published in paper-based journals Eval Health Prof 17 48-A13

[19] Al Rifai M(2017)Evaluation of AMSTAR to assess the methodological quality of systematic reviews in overviews of reviews of healthcare interventions BMC Med Res Methodol 7 10-393

[20] Merchant AT(2007)Development of AMSTAR: a measurement tool to assess the methodological quality of systematic reviews BMC Med Res Methodol 62 1013-1330