1. Étude en microscopie électronique de la cellule de Leydig dans la maladie de Klinefelter en périodes pré, per, et postpubertaires;Rubin;Ann Endocrinol,1971
2. Ultrastructure of Leydig cells in Klinefelter's syndrome with 48,XXYY karyotype;Nistal;Virchows Arch [Cell Pathol],1978
3. Testicular function in Klinefelter's syndrome;Gabrilove;J Urol,1980
4. Indirect evidence of chronic Leydig cell desensitization in Klinefelter's syndrome;Smals;Acta Endocrinol,1981
5. Leydig cell ultrastructure in an XX male;Kovacs;J Urol,1974