TY - RPRT TI - Early sequential development in avian gonads. An ultrastructural study using selective glycogen labeling in the germ cells. AU - N Fargeix AU - E Didier AU - P Didier PY - 1981 DO - 10.1051/rnd:19810313 UR - https://pubmed.ncbi.nlm.nih.gov/6185991/ ID - 6185991 ER -