Methotrexate carried in lipid core nanoparticles reduces myocardial infarction size and improves cardiac function in rats - Maranhão, Raul Cavalcante; Guido, Maria Carolina; Lima, Aline D. de; Tavares, Elaine R; Marques, Alyne F; Melo, Marcelo Dantas Tavares de; Nicolau, José Carlos; Salemi, Vera Maria Cury; Kalil Filho, Roberto (International Journal of Nanomedicine, 2017)