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Reza MJ, Kar NC, Pearson CM, Kark RA.Reza MJ, et al. Among authors: kar nc.Ann Intern Med. 1978 May;88(5):610-5. doi: 10.7326/0003-4819-88-5-610.Ann Intern Med. 1978.PMID: 646243
Pearson CM, Kar NC.Pearson CM, et al. Among authors: kar nc.Ann N Y Acad Sci. 1979;317:465-77. doi: 10.1111/j.1749-6632.1979.tb56562.x.Ann N Y Acad Sci. 1979.PMID: 289325