Omparison of Carbon Monoxide Levels in Different Kitchens when Using Different Ventilation System

I would like to use below references for my literature review; of course, I dont mind if the writer would search some useful references on the literature review.

(1) 23rd Wolrd Gas Conference, Amsterdam 2006 Kitchen Ventilation: Improving Epidemiological Studies on Gas Cooking and Bronchial Complaints

(2) California Energy Commission P500-03-034F Design Guide Improving Commercial Kitchen Ventilation System Performance

(3) Health & Safety Executive Air Quality Measurements in Commercial Kitchens

(4) WHO Carbon Monoxide (Air Quality Guidelines Second Edition)