TY - RPRT TI - Portal circulation time: a new method for its determination. AU - A L MAGGI AU - O P MAGGI AU - P L DAVALOS AU - E IOVINE PY - 1961 DO - 10.1007/bf02231083 UR - https://pubmed.ncbi.nlm.nih.gov/13765207/ ID - 13765207 ER -