Identification of trailer heat zones and associated heat stress in weaner pigs transported by road in tropical climates - Machado, Nítalo A. F; Martin, Jessica E; Barbosa-Filho, José Antonio D; Dias, Carlos Tadeu dos Santos; Pinheiro, Daniel G; Oliveira, Kenio P. L. de; Souza-Junior, João B. F (Journal of Thermal Biology, 2021)