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Ruigrok TJ, Slade AM, van der Meer P, de Moes D, Sinclair DM, Poole-Wilson PA, Meijler FL.Ruigrok TJ, et al. Among authors: sinclair dm.Anesthesiology. 1985 Aug;63(2):172-8. doi: 10.1097/00000542-198508000-00010.Anesthesiology. 1985.PMID: 4025867Free article.