已收录 268921 条政策
 政策提纲
  • 暂无提纲
Validity of wrist-worn consumer products to measure heart rate and energy expenditure:
[摘要]
[发布日期]  [发布机构] 
[效力级别]  [学科分类] 卫生学
[关键词] Photoplethysmography;physical activity;fitness trackers;activity monitors;Fitbit [时效性] 
   浏览次数:33      统一登录查看全文      激活码登录查看全文