Ravi, G., Bhatia , M. S. and Vishal, C. (2007) “CHRONIC DAILY HEADACHE: MEDICATION OVERUSE AND PSYCHIATRIC MORBIDITY”, Journal of Pakistan Psychiatric Society, 4(01), pp. 19-24. Available at: https://jpps.pk/index.php/journal/article/view/732 (Accessed: 5October2024).