TY - RPRT TI - RIBOSOMAL RNA IN THE DEVELOPING CHICK EMBRYO. AU - A M LERNER AU - E BELL AU - J E DARNELL PY - 1963 DO - 10.1126/science.141.3586.1187 UR - https://pubmed.ncbi.nlm.nih.gov/14043363/ ID - 14043363 ER -