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Driscoll WS, Nowjack-Raymer R, Heifetz SB, Li SH, Selwitz RH.Driscoll WS, et al. Among authors: li sh.J Public Health Dent. 1990 Winter;50(1):13-7. doi: 10.1111/j.1752-7325.1990.tb03550.x.J Public Health Dent. 1990.PMID: 2295997Clinical Trial.
Driscoll WS, Nowjack-Raymer R, Selwitz RH, Li SH, Heifetz SB.Driscoll WS, et al. Among authors: li sh.J Public Health Dent. 1992 Winter;52(2):111-6. doi: 10.1111/j.1752-7325.1992.tb02252.x.J Public Health Dent. 1992.PMID: 1564689Clinical Trial.
Shern RJ, Fox PC, Li SH.Shern RJ, et al. Among authors: li sh.Arch Oral Biol. 1993 Sep;38(9):755-61. doi: 10.1016/0003-9969(93)90071-s.Arch Oral Biol. 1993.PMID: 8240083
Shern RJ, Mirth DB, Bartkiewicz A, Monell-Torrens E, Li SH, Chow LC.Shern RJ, et al. Among authors: li sh.Caries Res. 1991;25(4):268-76. doi: 10.1159/000261375.Caries Res. 1991.PMID: 1913764
Shern RJ, Fox PC, Cain JL, Li SH.Shern RJ, et al. Among authors: li sh.J Dent Res. 1990 May;69(5):1146-9. doi: 10.1177/00220345900690050501.J Dent Res. 1990.PMID: 2335646