Mustafa Javed , Salman A. Saleem , Saadia Mazhar,Muazzam Nasrullah ,Mohsin Younas ,Ayesha Javed, Syed Imtiaz Haider 2012. Practice of Barrier Precautions in a Government Sector Teaching Hospital. Journal of Rawalpindi Medical College. 16, 2 (Dec. 2012).