TY - JOUR T1 - Single-Layered Paper-Based Microfluidic Devices Made by Paint-Spraying Technique with Great Barrier Resistance for Colorimetric Assays JO - Journal of the Brazilian Chemical Society A1 - Nie, Beixi A1 - Zhao, Shaoyu A1 - Deng, Muhan A1 - Yu, Peng A1 - Yang, Yi A1 - Lei, Weixin A1 - Yin, Lu SN - 0103-5053 UL - 10.21577/0103-5053.20200213 VL - 32 Y1 - 2021 PB - Brasil ER -