Sterilization by 'O IND. 2' gas plasma: a study of its effectiveness against Bacillus subtilis var. niger ATCC 9372 spores inoculated in medical devices - Oliveira, Débora Cristina de; Vitalli, Fernando Adas Pereira; Oliveira, Aline M.; Silva, Juliano de Morais Ferreira; Boscariol, Michelle Rigamonti; Moreira, Adir José; Ordonez, Nelson; Mansano, Ronaldo Domingues; Pinto, Terezinha de Jesus Andreoli (International Symposium on Advanced Biomaterials/Biomechanics - ISAB, 2005)