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Yoshida K, Yoshitomo-Nakagawa K, Seki N, Sasaki M, Sugano S (Aug 1998). "Cloning, expression analysis, and chromosomal localization of BH-protocadherin (PCDH7), a novel member of the cadherin superfamily". Genomics. 49 (3): 458–61. doi:10.1006/geno.1998.5271. PMID9615233.