TY - RPRT TI - Testis structure in the sys (symplastic spermatids) mouse. AU - L D Russell AU - A P Hikim AU - P A Overbeek AU - G R MacGregor PY - 1991 DO - 10.1002/aja.1001920206 UR - https://pubmed.ncbi.nlm.nih.gov/1759682/ ID - 1759682 ER -