海量图书期刊资源，随时随地畅享阅读乐趣
Contents of Cadmium, Lead, and Copper in Blood and Breast Milk of Mothers Living in a Region of Ecological Tension (The Towns of Balkhash and Karaganda Are Used as Examples)G. A. Kulkybaev; Kh. D. Dyusembin; A. E. Konkabaeva · 2002