Vein Pattern Locating Technology for Cannulation: A Review of the Low-Cost Vein Finder Prototypes Utilizing near Infrared (NIR) Light to Improve Peripheral Subcutaneous Vein Selection for Phlebotomy. - Cheng-Tang Pan; Mark D. Francisco; Chung-Kun Yen; Shao-Yu Wang; Yow-Ling Shiue (Sensors, 2019)