title: [A simple apparatus for registration of respiratory frequency of rats and mice with negative temperature coefficient resistance].
mesh_terms: D000818:Animals; D019069:Cell Respiration; D004864:Equipment and Supplies; D051379:Mice; D010827:Physiology / Q000600:supply & distribution*; D051381:Rats; D012119:Respiration; D056152:Respiratory Rate; D013696:Temperature
keywords: PHYSIOLOGY/equipment and supplies; RESPIRATION