Fig. 8From: Smartphone-Based Dual-Modality Imaging System for Quantitative Detection of Color or Fluorescent Lateral Flow Immunochromatographic Strips a–c The repeatability of colloidal strips for HCG. a The concentration of HCG was 10 mIU/mL. b The concentration of HCG was 60 mIU/mL. c The concentration of HCG was 120 mIU/mL. d–f The repeatability of fluorescent strip for CEA. d The concentration of CEA was 5 ng/mL. e The concentration of CEA was 20 ng/mL. f The concentration of CEA was 50 ng/mLBack to article page