/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: kareemalquwaidhi https://cdn.slidesharecdn.com/profile-photo-kareemalquwaidhi-48x48.jpg?cb=1700135392 MBBS Masters, Medical Epidemiology PhD Student, Medical Epidemiology & Public Health, Newcastle University, UK