João Nunes de Oliveira was stabbed three times in the back and once in the head . He did n't know he had a knife stuck in his head for over three hours , doctor said . The man has left him alive and well , with all his senses intact .
Juacelo Nunes de Oliveira was stabbed three times in the torso and once in the head . He did n't realize he had a knife stuck in his head for over three hours , doctor says . The man has left hospital alive and well , with all his senses intact .