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现况研究
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现况研究
Encyclopedia
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现况研究
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prevalence study
现况研究
通过收集特定时点和特定范围内人群中疾病(或健康状况)及有关因素的资料,描述所研究疾病(或健康状况)及有关因素在目标人群中的分布状况,进行比较分析,以提供病因线索的研究。
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The Four Whines of the Ape
The Four Zoas
The Fox and the Hunter
The Fragility of Goodness: Luck and Ethics in Greek Tragedy and Philosophy
The Fragrance of Rain Flower
the frame of China Geodetic Coordinate System 2000
the France Courrières mine disaster
the franchise pattern of smart city
the free school-transportation service in rural areas of Brazil
The Free World and the Inevitable One
The French Ambassadors
the French Doctrinaires
The French Institute of Science and Technology for Transport,Development and Networks
The French Lieutenent’s Woman
The French National Higher School of Library and Information Science
The French National Institute of Sport
The French new wave cinema
The Frenzy of Orlando
The Frick Collection
the frigid Qinghai-Xizang Plateau of China
The frog meridian of yellow Emperor
The Frogs
The Front
The Frontier
The Frontier Health and Quarantine Law of the People's Republic of China
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