Correspondence re: Xiu F. Hu et al., Combined use of cyclosporin A and verapamil in modulating multidrug resistance in human leukemia cell lines. Cancer Res., 50: 2953-2957, 1990.
Correspondence re: Xiu F. Hu et al., Combined use of cyclosporin A and verapamil in modulating multidrug resistance in human leukemia cell lines. Cancer Res., 50: 2953-2957, 1990. Cancer Res. 1991 Mar 15; 51(6):1749-50.