title: Carbon dioxide and ammonia in mouse cages: effect of cage covers, population, and activity.
mesh_terms: D000388:Air / Q000032:analysis*; D000391:Air Microbiology; D000641:Ammonia / Q000032:analysis* / Q000633:toxicity; D000818:Animals; D002245:Carbon Dioxide / Q000032:analysis*; D002353:Carrier State / Q000662:veterinary; D004777:Environment; D004864:Equipment and Supplies; D005374:Filtration; D051379:Mice; D011156:Population Density; D011312:Pressure
chemical_list: D002245:Carbon Dioxide; D000641:Ammonia