TY - RPRT TI - A comparative study of buffer systems as cryoprotectants for human spermatozoa. AU - G S Prins AU - L Weidel PY - 1986 DO - 10.1016/s0015-0282(16)49476-8 UR - https://pubmed.ncbi.nlm.nih.gov/3720973/ ID - 3720973 ER -