TY - GEN AU - Calothy,G AU - Digeon,M AU - Raynaud,M TI - [Concentration of virus by polyethylene-glycol] PY - 1968///0619 KW - Methods KW - Polyethylenes KW - pharmacology KW - Virus Cultivation KW - Viruses KW - drug effects N1 - Publication Type: Journal Article ER -