Xiang-hua Xu

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The quantitative importance of anaerobic ammonium oxidation (anammox) has been described in paddy fields, while the presence and importance of anammox in subsurface soil from vegetable fields have not been determined yet. Here, we investigated the occurrence and activity of anammox bacteria in five different types of vegetable fields located in Jiangsu(More)
China has one of the largest numbers of cancer patients. The huge expenses of medical care for cancer patients has brought heavy economic burden to the family. This paper briefly introduces the tumor medical insurance situation in China from the construction and composition of China's medical security system, the access of cancer patients to get health(More)
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