The observational study was retracted on June 5 after three of the paper's authors said they couldn't verify the contents of a database at the heart of the study.
The notice, jointly issued by the Publicity Department of the Communist Party of China (CPC) Central Committee, the Supreme People's Court, and the China Banking Regulatory Commission (CBRC), told authorities to complete provincial-level online platforms by the end of this year and to make the public aware of these websites within two years.
The number of new customers at the portal hit nearly 6,000 in December, logging the biggest number of single-month new entrants since its founding in 1999, said Yu Yong, vice-president of Alibaba Group and co-general manager of Alibaba.com.
The news of the closure was first reported by Phillip Swann of TVPredictions.com.
The online music market rose 22 percent year on year to 17.5 billion yuan, and the online news and information market increased more than 40 percent to 30.5 billion yuan, it said.
The number of newly signed overseas projects with contract values exceeding million was at 590, among which 331 have contract values above 0 million, four more than the same period last year.
seo知名专家
The number of cars coming to Hainan from mainland cities and regions has increased by 15 percent a year since Hainan was designated in 2010 by the central government to develop as an international tourism destination. There have been traffic jams from time to time during holidays, but the current one is the most serious.
The number of permanent residents in some new first-tier cities is increasing, according to statistics departments in these destinations.
The number of COVID-19 cases in Australia has surpassed 3,000, while the death toll has risen from eight to 13 in two days.
The number of sectors that are off-limits for foreign investors will be cut to 33 in the 2020 version of the negative list from 40 in the 2019 version, according to a statement jointly released Tuesday by the National Development and Reform Commission and the Ministry of Commerce.