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Romulo RL, Wiest PM, Opal SM, Olds GR.Romulo RL, et al. Among authors: olds gr.R I Med J (1976). 1990 May;73(5):181-7.R I Med J (1976). 1990.PMID: 2343232
Wiest PM, Opal SM, Olds GR.Wiest PM, et al. Among authors: olds gr.R I Med J (1976). 1990 May;73(5):207-12.R I Med J (1976). 1990.PMID: 2343235No abstract available.