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Shirasuna K, Okura M, Watatani K, Hayashido Y, Saka M, Matsuya T.Shirasuna K, et al. Among authors: watatani k.J Oral Pathol. 1988 Sep;17(8):381-5. doi: 10.1111/j.1600-0714.1988.tb01301.x.J Oral Pathol. 1988.PMID: 3146622
Sugi M, Sugiyama M, Shirasuna K, Nishio J, Urade M, Hamamura Y, Inoue K, Watatani K, Kogo M, Matsuya T.Sugi M, et al. Among authors: watatani k.Osaka Daigaku Shigaku Zasshi. 1988 Dec;33(2):364-73.Osaka Daigaku Shigaku Zasshi. 1988.PMID: 3254963Japanese.No abstract available.
Sugiyama M, Shirasuna K, Okura M, Watatani K, Matsuya T.Sugiyama M, et al. Among authors: watatani k.Gan To Kagaku Ryoho. 1989 Jan;16(1):89-94.Gan To Kagaku Ryoho. 1989.PMID: 2912389Japanese.