Selected Publications

• Yuri N Clement, Igho Onakpoya, Shao K Hung and Edzard Ernst (2011): Effects of herbal and dietary supplements on cognition in menopause: a systematic review. - Maturitas, 68(3):256-63.
• Igho J Onakpoya, Rachel Perry, Junhua Zhang and Edzard Ernst (2011): Efficacy of calcium supplementation for management of overweight and obesity: systematic review of randomized clinical trials. - Nutr Rev, 69(6):335-43.
• Igho J Onakpoya, Barbara Wider, Max H Pittler and Edzard Ernst (2011): Food supplements for body weight reduction: a systematic review of systematic reviews. - Obesity (Silver Spring), 19(2):239-44.