LÉO, C. C. C.; GONÇALVES, A. <b>Methodological modalities in scientific research, from clippings of the experience of collective health, epidemics and physical activity group from Unicamp</b&gt; - doi: 10.4025/reveducfis.v21i3.8683. Journal of Physical Education , v. 21, n. 3, p. 411-441, 31 Jul. 2010.