相关期刊:《Chinese Medical Journal》《Advances in Reproductive Sciences》《Frontiers of Computer Science》《Journal of Systems Science and Systems Engineering》更多>>
Background: Home deliveries is still high globally at 42% WHO 2022, due to high home deliveries, maternal death is also high at 43% globally. In sub-Sahara region home deliveries still high. Giving birth at health fac...
supported by the National Natural Science Foundation of China(Grant Nos.52220105001,52221005,72322002,72331001,and 72361137001).
Throughout the recent decade,drone delivery technology has been developed to address problems such as lastmile delivery and recurrent traffic jams in metropolitan regions.To resolve the relatively short travel range a...
Introduction: Twin birth is the expulsion of two fetuses and their appendages out of the woman’s reproductive tract. It’s a high-risk delivery because of the high frequency of maternal, fetal and neonatal complicati...
In this study,we investigate a forest-based solution representation for split delivery vehicle routing problems(SDVRPs),which have several practical applications and are among the most difficult vehicle routing proble...
Introduction: The World Health Organization estimates that each year more than 20 million women suffer from the after-effects of unattended childbirth, of which 800 women die every day as a result of obstetric complic...
The 110.000 DWT LNG dualfuel powered product tanker"Proteus Tracy"huilt by CSSC Guangzhou Shipyard International(GSI)was completed and delivered on December 22,2022,fulfilling the year-round ship deliveries ahead of s...
Mode of delivery in twin gestation has been a matter of debate for decades. In 2013, the only randomized controlled trial concerning mode of delivery in twin gestations was published, answering some of the most pressi...
This work was supported in part by the National Natural Science Foundation of China(Grant No.61872050);in part by the Chongqing Basic and Frontier Research Program(cstc2018jcyjAX0551);Foundation of Chongqing Municipal Key Laboratory of Institutions of Higher Education([2017]3);Foundation of Chongqing Development and Reform Commission(2017[1007]);Foundation of Chongqing Three Gorges University.Sijing Cheng and Chao Chen contributed equally to this work.Wei Zhang is the corresponding authors for this paper.
Most current crowdsourced logistics aim to minimize systems cost and maximize delivery capacity,but the efforts of crowdsourcers such as drivers are almost ignored.In the delivery process,drivers usually need to take ...
The lotus seedpods are picked from the pond in the morning,immediately packed and transported by plane,and enter the Beijing market in the evening.Thanks to China Southern Airlines Logistics for helping us transport t...
Introduction: A caesarean section (CS) is one of the most frequently performed obstetric surgeries in the world and its use has increased dramatically in recent years. The number of caesarean section cases worldwide h...