China's rapid development and urbanization have induced large numbers of rural residents to migrate from their homes to urban areas in search of better job opportunities. Parents typically leave their children behind with a caregiver, creating a new, potentially vulnerable subpopulation of left-behind children in rural areas. A growing number of policies and nongovernmental organization efforts...

b fast and highly reliable method of inspecting minule solder joints of high-density rnouaed devices hns been dcveloperl. It uses two techniques to detect all types of defects, such as unsoldered leads. solder bridges. and mis-aligned leads. One applieszxternal Form to solder joints with an air jet. which vibrates w shifts unsoldered leads. The vibration and shift is detected as a change in the...

With the death of A. W. Prichard, on January 13th, another old landmark of the medical profession in the West of England passed away. Born at the " Red Lodge," Park Row, Bristol, seventy-three years ago, he took a great deal of interest in this house, and during his life enriched its collection of old Bristol valuables by several gifts. He was the son of Augustin Prichard, a prominent surgeon o...

The honour of addressing you at the oustet of another official year falls to me. I understand the rule in the election of president to be, out of three years one year for Bath, alternating with two consecutive years for Bristol. It is not very often that a country doctor is the recipient of the distinction, so I feel all the more deeply the honour which has been conferred upon me by the members...

conclusions our results suggested that cb-nk cells progenitors could proliferate and differentiate on feeder layer of amnion membrane mscs in combination with specific cytokines to produce nk cells for immunotherapy. results combination of cytokines and msc layer yielded significant fold expansion in comparison with cytokines without feeder conditions (day 7: 5.2 ± 1.12 and 2 ± 0.78, respective...

Approximately 16.7% of output in high-income OECD countries is produced informally. Across these countries, the size of the informal economy is positively related to tax rates and negatively related to governance quality. While existing models of the informal economy mostly focus on developing countries, this paper studies the mechanisms behind the informal economy in high-income countries. I b...