Detection of β-Lactoglobulin by a Porous Silicon Microcavity Biosensor Based on the Angle Spectrum. - Lanlan Bai; Yun Gao; Jiajia Wang 002; Tuerxunnayi Aili; Zhenhong Jia; Xiaoyi Lv; Xiaohui Huang 005; Jie Yang 002 (Sensors, 2022)