<p>PhD in Nursing, Professor in the Universidade Federal de Santa Maria(UFSM). 1000 Roraima Av. Zip 97105-900. Phone: +55553220-8000. Camobi, Santa Maria, Rio Grande do Sul. Brazil.E-mail: <a href="mailto:lguido344@gmail.com">lguido344@gmail.com</a></p>