Aim: To evaluate the efficacy of Goji berry supplementation on improving macular pigment, serum zeaxanthin levels and visual acuity in patients with early age-related macular degeneration (AMD).
Methods: A total of 114 patients (aged from 51 to 92y, mean age 69.53±8.
Zhonghua Lao Dong Wei Sheng Zhi Ye Bing Za Zhi
October 2010
Objective: to explore effects of airborne fine particulate matter exposure on human respiratory symptoms and pulmonary function.
Methods: one hundred and seven field traffic policemen were recruited as airborne fine particulate matter high-exposure group and one hundred and one male residents as common exposure group. The individual sampler was used to measure fine particulate matter exposure levels of the two groups.