TY - Chin. Phys. B A1 - Yuan Yi(袁毅) and Yang Si-Hua(杨思华) T1 - Reflection-mode photoacoustic microscopy using a hollow focused ultrasound transducer for in vivo imaging of blood vessels Y1 - 2012-04-01 JF - Chinese Physics B JO - Chin. Phys. B SP - 54211 EP - 054211 VL - 21 IS - 5 UR - https://cpb.iphy.ac.cn N1 - 10.1088/1674-1056/21/5/054211 ER -