TY - RPRT TI - Sequence variability among ovine trophoblast interferon cDNA. AU - S W Klemann AU - K Imakawa AU - R M Roberts PY - 1990 DO - 10.1093/nar/18.22.6724 UR - https://pubmed.ncbi.nlm.nih.gov/1701245/ ID - 1701245 ER -