141st APHA Annual Meeting and Exposition

Home Events & Meetings Annual Meeting Schedule & Program

Recorded Annual Meeting Presentations (RAMP) are now available for purchase.
Only $90 for presenters, $140 for registered attendees and $200 for non-attendees.

Online Program

Mingzong Zhang, BS

PhD candidate
Tsinghua University
Beijing China zhangmingzong09@gmail.com

4411.0 Tired and exhausted construction workers report greater difficulty in performing physical and cognitive functions