Compared with usual care, a mid-trimester blood test designed to predict preterm birth for average-risk women markedly reduced neonatal morbidity when paired with a three-step treatment bundle, ...

All these models have audio output, which can be connected with earphone or recorder. As well, you can operate the unit with 4MHz or 8MHz probe for vascular diagnose.

Institute of Semiconductors, Chinese Academy of Sciences, Beijing 100083, People’s Republic of China Beijing Key Laboratory of Inorganic Stretchable and Flexible Information Technology, Beijing 100083 ...