1 http://www.youtube.com/watch?v=YEUNQfU-49s
2 http://www.youtube.com/watch?v=0rLCm1xgTjs&feature=related
3: http://www.youtube.com/watch?v=ezSxZZCXM3U&feature=related
4: http://www.youtube.com/watch?v=hj02y0Ppu5U
el paciente:
1 parte: http://www.youtube.com/watch?v=RIhWusZelbA
2 parte: http://www.youtube.com/watch?v=Y1caYWSgFyU&feature=related
