Transdermal fluorescence detection of a dual fluorophore system for noninvasive point-of-care gastrointestinal permeability measurement. - Dorshow RB; Johnson JR; Debreczeny MP; Riley IR; Shieh JJ; Rogers TE; Hall-Moore C; Shaikh N; Rouggly-Nickless LC; Tarr PI (Biomedical optics express, 2019)