Haifa Aroui; H. Kalboussi; A. El Ghali; I. Kacem; M. Maoua; J. Maatoug; D. Taieb; F. Hamila; N. Mrizak. The Effect of Environmental Factors on the Incidence of Perforated Appendicitis. Ann Ital Chir 2018, 89, 431-437.