Objective: Knowledge of NOM-041-SSA2-2011 in health students. Material and Methods: A study non comparative to 105 students was made descriptive, cross-sectional applying them to a questionnaire that included social-demographic variables and questions with respect to the correct application of the ...
墨西哥卫生部批准并在其官方公报上公布了墨西哥官方标准NOM-252-SSA1-2011的修订案《环境卫生,玩具和学校用品,生物有效性,重金属限制,化学物质指标及测试方法》。此项修订案已经开始生效。NOM-252-SSA1-2011第1.2.3.1点在草案中进行了如下修改: 供学前教育使用的学校用品(铅笔除外),意图出口的玩具及其零部件(在临时...