X. Lü

National survey on prevalence of cancer pain.

Z. Lian, Y. Mu, Z. Cai, 2001, Chinese medical sciences journal = Chung-kuo i hsueh k'o hsueh tsa chih.

Evaluation on drug dependence of buprenorphine.

P. Guo, Zhi-Min Liu, Z. Lian, 2003, Acta Pharmacologica Sinica.