2D- and 3D-QSAR studies of a series of benzopyranes and benzopyrano[3, 4b][1, 4]-oxazines as inhibitors of the multidrug transporter P-glycoprotein. - Ishrat Jabeen; Penpun Wetwitayaklung; Peter Chiba; Manuel Pastor; Gerhard F. Ecker (J. Comput. Aided Mol. Des., 2013)