TY - RPRT TI - Infectious nucleic acid from a transmissible agent causing gastroenteritis in pigs. AU - J O Norman AU - A W McClurkin AU - H L Bachrach PY - 1968 DO - 10.1016/0021-9975(68)90099-6 UR - https://pubmed.ncbi.nlm.nih.gov/4869975/ ID - 4869975 ER -