title: No effect of n-3 long-chain polyunsaturated fatty acid (EPA and DHA) supplementation on depressed mood and cognitive function: a randomised controlled trial--comments by Zhang and Li.
authors.affiliation: Jiann-Ping Hsu School of Public Health, Georgia Southern University, Cone Hall, Suite 1027, Post Office Box 8015, Statesboro, GA 30460-8076, USA. bvw2@cdc.gov
authors.forename: Jian
authors.initials: J
authors.lastname: Zhang
authors.forename: Yanfeng
authors.initials: Y
authors.lastname: Li