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Colman PM, Tulip WR, Varghese JN, Tulloch PA, Baker AT, Laver WG, Air GM, Webster RG.Colman PM, et al. Among authors: laver wg.Philos Trans R Soc Lond B Biol Sci. 1989 Jun 12;323(1217):511-8. doi: 10.1098/rstb.1989.0028.Philos Trans R Soc Lond B Biol Sci. 1989.PMID: 2569208