TY - BOOK AU - Cold Spring Harbor Laboratory TI - Cold spring harbor symposia on quantitative biology (vol-20): population genetics, nature and causes of genetic variability in populations T2 - 20 U1 - 574 PY - 1955/// CY - New York PB - Biological Laboratory Cold Spring Harbor KW - Biology KW - Biology -- Radiobiology N1 - biology, symposia, quantitative biology, genetics ER -