Structure-activity relationship of a new series of retinoidal benzoic acid derivatives as measured by induction of differentiation of murine F9 teratocarcinoma cells and human HL-60 promyelocytic leukemia cells - Strickland, S; Breitman, T R; Frickel, F; Nuerrenbach, A; Haedicke, E; Spom, M B (Cancer Res, 1983)