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Hoefnagels WH, Thien T.Hoefnagels WH, et al.Br Med J (Clin Res Ed). 1986 Jan 4;292(6512):24-5. doi: 10.1136/bmj.292.6512.24-a.Br Med J (Clin Res Ed). 1986.PMID: 3080053Free PMC article.No abstract available.
van Asselt DZ, van den Broek WJ, Lamers CB, Corstens FH, Hoefnagels WH.van Asselt DZ, et al. Among authors: hoefnagels wh.J Am Geriatr Soc. 1996 Aug;44(8):949-53. doi: 10.1111/j.1532-5415.1996.tb01866.x.J Am Geriatr Soc. 1996.PMID: 8708306