Achieving herd immunity in South America
南美洲地区群体免疫的实现
Association of tobacco use with the tobacco-related built environment: an ecological study from urban slums of Bhopal, India
印度博帕尔城市贫民窟烟草使用与烟草相关建筑环境关系的生态学研究
Non-communicable disease burden among inpatients at a rural district hospital in Malawi
马拉维国家农村地区医院住院患者的非传染性疾病负担研究
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