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Corbet A, Long W, Schumacher R, Gerdes J, Cotton R.Corbet A, et al. Among authors: schumacher r.J Pediatr. 1995 May;126(5 Pt 2):S5-12. doi: 10.1016/s0022-3476(95)70002-1.J Pediatr. 1995.PMID: 7745511Clinical Trial.
Walther FJ, Mullett M, Schumacher R, Sundell H, Easa D, Long W.Walther FJ, et al. Among authors: schumacher r.J Pediatr. 1995 May;126(5 Pt 2):S13-9. doi: 10.1016/s0022-3476(95)70003-x.J Pediatr. 1995.PMID: 7745506Clinical Trial.
Backhouse ME, Mauskopf JA, Jones D, Wold DE, Schumacher R, Cotton R, Long WA.Backhouse ME, et al. Among authors: schumacher r.Pharmacoeconomics. 1994 Oct;6(4):358-69. doi: 10.2165/00019053-199406040-00003.Pharmacoeconomics. 1994.PMID: 10147473Clinical Trial.
Nelson M, Nicks JJ, Becker MA, Vrlenich LA, Bhatt-Mehta V, Schumacher RE.Nelson M, et al. Among authors: schumacher re.J Perinatol. 1997 Nov-Dec;17(6):450-4.J Perinatol. 1997.PMID: 9447531Clinical Trial.