1. Lijesen GK, Theeuwen I, Assendelft WF, Van Der Wal G . The effect of human chorionic gonadotropin (HCG) in the treatment of obesity by means of the Simeons therapy: a criteria-based meta-analysis Br J Clin Pharmac 1995 40: 237–243.
2. Van Gaal LF, Wauters MA, Peiffer FW, De Leeuw IH . Sibutramine and fat distribution: is there a role for pharmacotherapy in abdominal/visceral fat reduction? Int J Obes Relat Metab Disord 1998 22(Suppl): S38–S40.
3. Greenway FL . Clinical studies with phenylpropanolamine: a meta-analysis Am J Clin Nutr 1992 55: 203S–205S.
4. Scoville BA . Review of amphetamine like drugs by the Federal Drug Administration: clinical data and value judgments. In: G Bray (ed). Obesity in perspective, DHEW publication no. (NIH) 75–708. US Government Printing Office: Washington, DC 1973.
5. Weintraub M . Phenylpropanolamine as an anorexiant agent weight control: a review of published and unpublished studies. In: JD Morgan, DV Kagan, JS Brody (eds). Phenylpropanolamine: risks, benefits, and controversies Praeger: New York 1985 53–79.