De Clarcq Rega Institute for Medical Research, Katholieke Universiteit Leuven, Belgium 1990, Antiviral Research more undefined Infrequent administration of 9-(2-phosphonylmethoxyethyl)adenine) (PMEA) results in increased anti-retrovirus activity in vivo: L. Naesens, J. Balzarini and E. De Clarcq ...