@article{026775777, title = "In vitro cleavage of rous sarcoma virus poly peptide precursor", author = "Von Der Helm, K.", year = "1977", journal = "Experientia", volume = "33", number = "6", pages = "834", issn = "0014-4754", url = "https://eurekamag.com/research/026/775/026775777.php" }