TY - RPRT TI - Retroviral recombination is nonrandom and sequence dependent. AU - D P Wooley AU - L A Bircher AU - R A Smith PY - 1998 DO - 10.1006/viro.1998.9052 UR - https://pubmed.ncbi.nlm.nih.gov/9527932/ ID - 9527932 ER -