Effects of grouped versus alternating functional training on the shoulder girdle and lumbar-pelvic girdle stability: a randomised controlled trial oleh Marzo da Silva-Grigoletto, José C. Aragão-Santos, Alan S. Fontes, Marta S. Santos, Antônio G. Resende-Neto, Marcos Raphael Pereira Monteiro, Edilson Serpeloni Cyrino, Pedro J. Marin, David G. Behm