Authors: Amna R Siddiqui; Apsara Ali Nathwani; Syed H Abidi; Syed Faisal Mahmood; Iqbal Azam; Sobiya Sawani; Abdul M Kazi; Aneeta Hotwani; Sikander Ali Memon; Jamila Soomro; Saqib Ali Shaikh; Baseer Achakzai; Quaid Saeed; Victoria Simms; Palwasha Khan; Rashida Ferrand; Fatima Mir Journal: BMJ Open Date: 2020-03-25 Impact factor: 2.692