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Welding K, De Leon E, Cha S, Johnson M, Cohen JE, Graham AL.Welding K, et al. Among authors: de leon e.Internet Interv. 2017 Jul 28;9:100-105. doi: 10.1016/j.invent.2017.07.004. eCollection 2017 Sep.Internet Interv. 2017.PMID: 30135843Free PMC article.
De Leon E, Fuentes LW, Cohen JE.De Leon E, et al.J Med Internet Res. 2014 Mar 25;16(3):e93. doi: 10.2196/jmir.2837.J Med Internet Res. 2014.PMID: 24667840Free PMC article.Review.
De Leon E, Smith KC, Cohen JE.De Leon E, et al.Tob Control. 2014 May;23(3):197-203. doi: 10.1136/tobaccocontrol-2012-050641. Epub 2013 Jun 19.Tob Control. 2014.PMID: 23783510Review.
Kennedy RD, Awopegba A, De León E, Cohen JE.Kennedy RD, et al. Among authors: de leon e.Tob Control. 2017 Jul;26(4):440-445. doi: 10.1136/tobaccocontrol-2016-053179. Epub 2016 Nov 30.Tob Control. 2017.PMID: 27903958Free PMC article.
Orbai AM, Smith KC, Bartlett SJ, De Leon E, Bingham CO 3rd.Orbai AM, et al. Among authors: de leon e.Arthritis Care Res (Hoboken). 2014 Nov;66(11):1662-72. doi: 10.1002/acr.22374.Arthritis Care Res (Hoboken). 2014.PMID: 24891304Free PMC article.
Bartlett SJ, De Leon E, Orbai AM, Haque UJ, Manno RL, Ruffing V, Butanis A, Duncan T, Jones MR, Leong A, Perin J, Smith KC, Bingham CO.Bartlett SJ, et al. Among authors: de leon e.Rheumatology (Oxford). 2020 Jul 1;59(7):1662-1670. doi: 10.1093/rheumatology/kez506.Rheumatology (Oxford). 2020.PMID: 31665477Free PMC article.
Campos HLM, De Leon EB, de Souza IMB, Quialheiro A, de Oliveira ERA.Campos HLM, et al. Among authors: de leon eb.Rural Remote Health. 2025 Jan;25(1):8827. doi: 10.22605/RRH8827. Epub 2025 Jan 12.Rural Remote Health. 2025.PMID: 39807000Free article.
Makhortykh M, de León E, Urman A, Gil-Lopez T, Christner C, Sydorova M, Adam S, Maier M.Makhortykh M, et al. Among authors: de leon e.PLoS One. 2024 Nov 18;19(11):e0312865. doi: 10.1371/journal.pone.0312865. eCollection 2024.PLoS One. 2024.PMID: 39556542Free PMC article.
Brito FA, Alves TF, Santos N, Michaud TL, Eisenhauer C, De Leon EB, Squarcini CFR, Kachman S, Almeida F, Estabrooks P.Brito FA, et al. Among authors: de leon eb.BMJ Open. 2024 Oct 18;14(10):e089186. doi: 10.1136/bmjopen-2024-089186.BMJ Open. 2024.PMID: 39424377Free PMC article.