"...extremely useful and scholarly work...represents a wealth of information...material is extremely well presented, the illustrations are fantastic, and the scholarly research...is outstanding...very strongly recommended..." (American Reference Books Annual 2003)

"...recommend it heartily as an essential reference source to all medical professionals, researchers and libraries." (Chemical Educator, Vol.8, No.4, 2003)

"...more than 50% new material in this edition...an online version is also available." (Journal of the American Chemical Society, Vol. 125, 2003)

"..an outstanding and peerless reference work...." (Journal of Medicinal Chemistry, Vol. 46, No. 22)