TY - RPRT TI - Estimation of evolutionary changes in certain homologous polypeptide chains. AU - T H Jukes AU - R Holmquist PY - 1972 DO - 10.1016/0022-2836(72)90327-0 UR - https://pubmed.ncbi.nlm.nih.gov/5062730/ ID - 5062730 ER -