N. Haas

Severe Hepatotoxicity During Valproate Therapy: An Update and Report of Eight New Fatalities

U. Stephani, F. Hanefeld, H. Lenard, 1994, Epilepsia.

[Preoperative fasting. An update].

W. Kox, K. Falke, R. Gust, 2003, Der Anaesthesist.

Naltrexone in methadone maintenance patients electing to become "drug free".

W. Ling, M. Litaker, N. Haas, 1976, NIDA research monograph.