Cortez, E. A., Silva, M. R. e Valente, G. S. C. (2011) “ACCIDENT WITH MATERIALS PIERCING AND BIOLOGICAL ENVIRONMENT IN THE HOSPITAL: ANALYSIS OF RISK EXPOSURE AND PREVENTIVE MEASURES”, Revista de Pesquisa Cuidado é Fundamental Online. Rio de Janeiro, Brasil, 3(2), p. 1856 1872. doi: 10.9789/2175-5361.2011.v3i2.1856 1872.