{
    "PMID": "10068472",
    "TI": "Regulation of meiosis during mammalian spermatogenesis: the A-type cyclins and their associated cyclin-dependent kinases are differentially expressed in the germ-cell lineage.",
    "JT": "Developmental biology",
    "BTI": "",
    "DP": "1999-03-15",
    "AU": "Ravnik S E, Wolgemuth D J"
}