1. Shah, V. P., Walker, M. A., Prasad, V. K., Lin, J., Knapp, G. and Cabana, B. E. 1982.Abstract, Academy of Pharmaceutical Sciences, vol. 12, 162Washington, D.C.: Am. Pharm. Asso. no. 2
2. Shah, V. P., Walker, M. A., Hunt, J. P., Prasad, V. K. and Cabana, B. E. 1981.Abstract, Academy of Pharmaceutical Sciences, vol. 11, 98Washington, D.C.: Am. Pharm. Asso. no. 2
3. Lin, E. T., Sorgel, F., Hasegawa, J. and Benet, L. Z. 1980.Abstract, Academy of Pharmaceutical Sciences, vol. 10, 120Washington, D.C.: Am. Pharm. Asso. no. 2