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Scheithauer BW, Horvath E, Kovacs K, Laws ER Jr, Randall RV, Ryan N.Scheithauer BW, et al. Among authors: ryan n.Semin Diagn Pathol. 1986 Feb;3(1):69-82.Semin Diagn Pathol. 1986.PMID: 3039632
Kovacs K, Ryan N, Horvath E, Singer W, Ezrin C.Kovacs K, et al. Among authors: ryan n.J Gerontol. 1980 Jan;35(1):16-22. doi: 10.1093/geronj/35.1.16.J Gerontol. 1980.PMID: 6243145
McComb DJ, Ryan N, Horvath E, Kovacs K.McComb DJ, et al. Among authors: ryan n.Arch Pathol Lab Med. 1983 Sep;107(9):488-91.Arch Pathol Lab Med. 1983.PMID: 6309114
Kovacs K, Ryan N, Horvath E, Ezrin C, Penz G.Kovacs K, et al. Among authors: ryan n.Horm Metab Res. 1978 Sep;10(5):409-12. doi: 10.1055/s-0028-1093402.Horm Metab Res. 1978.PMID: 711135
Scheithauer BW, Sano T, Kovacs KT, Young WF Jr, Ryan N, Randall RV.Scheithauer BW, et al. Among authors: ryan n.Mayo Clin Proc. 1990 Apr;65(4):461-74. doi: 10.1016/s0025-6196(12)60946-x.Mayo Clin Proc. 1990.PMID: 2159093
Kovacs K, Ryan N, Stefaneanu L.Kovacs K, et al. Among authors: ryan n.Pathol Res Pract. 1987 Dec;182(6):775-9. doi: 10.1016/s0344-0338(87)80041-9.Pathol Res Pract. 1987.PMID: 2449679
Scheithauer BW, Kovacs KT, Randall RV, Ryan N.Scheithauer BW, et al. Among authors: ryan n.Mayo Clin Proc. 1989 Sep;64(9):1077-84. doi: 10.1016/s0025-6196(12)64976-3.Mayo Clin Proc. 1989.PMID: 2811485
Lloyd RV, Wilson BS, Kovacs K, Ryan N.Lloyd RV, et al. Among authors: ryan n.Arch Pathol Lab Med. 1985 Jun;109(6):515-7.Arch Pathol Lab Med. 1985.PMID: 2986572