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McMurtry VE, Gupta RW, Tran L, Blanchard EE 4th, Penn D, Taylor CM, Ferris MJ.McMurtry VE, et al. Among authors: penn d.Microbiome. 2015 Mar 23;3:11. doi: 10.1186/s40168-015-0075-8. eCollection 2015.Microbiome. 2015.PMID: 25810906Free PMC article.
Tran L, Ferris M, Norori J, Stark M, Craver R, Dowd S, Penn D.Tran L, et al. Among authors: penn d.Pediatrics. 2013 Jan;131(1):e318-22. doi: 10.1542/peds.2011-1971. Epub 2012 Dec 10.Pediatrics. 2013.PMID: 23230079
Gupta RW, Tran L, Norori J, Ferris MJ, Eren AM, Taylor CM, Dowd SE, Penn D.Gupta RW, et al. Among authors: penn d.J Pediatr Gastroenterol Nutr. 2013 Apr;56(4):397-400. doi: 10.1097/MPG.0b013e318282a8c2.J Pediatr Gastroenterol Nutr. 2013.PMID: 23254444
Heath M, Buckley R, Gerber Z, Davis P, Linneman L, Gong Q, Barkemeyer B, Fang Z, Good M, Penn D, Kim S.Heath M, et al. Among authors: penn d.JAMA Netw Open. 2019 Nov 1;2(11):e1914996. doi: 10.1001/jamanetworkopen.2019.14996.JAMA Netw Open. 2019.PMID: 31702803Free PMC article.
Schmidt-Sommerfeld E, Penn D.Schmidt-Sommerfeld E, et al. Among authors: penn d.J Pediatr Gastroenterol Nutr. 1986 Jul-Aug;5(4):671-2. doi: 10.1097/00005176-198607000-00029.J Pediatr Gastroenterol Nutr. 1986.PMID: 3090223No abstract available.
Schmidt-Sommerfeld E, Bobrowski PJ, Penn D, Rhead WJ, Wanders RJ, Bennett MJ.Schmidt-Sommerfeld E, et al. Among authors: penn d.Pediatr Res. 1998 Aug;44(2):210-4. doi: 10.1203/00006450-199808000-00012.Pediatr Res. 1998.PMID: 9702916
Schmidt-Sommerfeld E, Penn D, Bieber LL, Kerner J, Rossi TM, Lebenthal E.Schmidt-Sommerfeld E, et al. Among authors: penn d.Pediatr Res. 1990 Aug;28(2):158-65. doi: 10.1203/00006450-199008000-00016.Pediatr Res. 1990.PMID: 2118617
Firmansyah A, Suwandito L, Penn D, Lebenthal E.Firmansyah A, et al. Among authors: penn d.Am J Clin Nutr. 1989 Aug;50(2):261-8. doi: 10.1093/ajcn/50.2.261.Am J Clin Nutr. 1989.PMID: 2502904