1. Andres, E. et al. Am. J. Med. 2001; 111: 126-129.
2. Qui Hua Chan, C. et al. Front. Med. (Lausanne). 2016; 3: 48.
3. Isaac, T.G. et al. Indian J. Psychol. Med. 2015 Jan-Mar; 37(1): 26-29.
1. Andres, E. et al. Am. J. Med. 2001; 111: 126-129.
2. Qui Hua Chan, C. et al. Front. Med. (Lausanne). 2016; 3: 48.
3. Isaac, T.G. et al. Indian J. Psychol. Med. 2015 Jan-Mar; 37(1): 26-29.