Evaluation of a Commercial Device Based on Reflection Spectroscopy as an Alternative to Resonance Raman Spectroscopy in Measuring Skin Carotenoid Levels: Randomized Controlled Trial. - Jeong-Eun Hwang; Jin-Young Park; Myoung Hoon Jung; Kunsun Eom; Hyun Seok Moon; Hyojee Joung; Yoon Jae Kim (Sensors, 2023)