Miniature Probe for Optomechanical Focus-Adjustable Optical-Resolution Photoacoustic Endoscopy. - Siqi Liang; Jiasheng Zhou; Zhendong Guo; Da He; Wenzhao Yang; Zhanhong Ye; Weihao Shao; Lili Jing; Sung-Liang Chen (IEEE Trans. Medical Imaging, 2023)