TY - RPRT TI - Base ratio determination using unpurified DNA. AU - W J Broughton AU - M J Dilworth AU - I K Passmore PY - 1972 DO - 10.1016/0003-2697(72)90408-3 UR - https://pubmed.ncbi.nlm.nih.gov/4552878/ ID - 4552878 ER -