Document Type : Letter to Editor
Authors
1 Department of Internal Medicine, Baharloo Hospital, Railway Square, Tehran University of Medical Sciences, Tehran, Iran
2 Department of Infectious Diseases, Baharloo Hospital, Railway Square, Tehran University of Medical Sciences, Tehran, Iran
3 Department of Internal Medicine, Imam Khomeini Hospital Complex, Tohid Square, Tehran, Iran
4 Department of Epidemiology and Biostatistics, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran