The parents of more than 10,800 children completed a cross-sectional survey. Along with respiratory and allergy symptoms, questions focused on the home environment and information about day care.
3
一般而言,包括新近发生的社会时政话题、公共政策事件、焦点人物、与大学生密切相关的教育资讯等。
Generally speaking, when including the society that produces recently politics character of incident of topic, public policy, focus, with the education closely related the undergraduate information.