Randomized controlled trial of standard versus double dose cotrimoxazole for childhood pneumonia in Pakistan oleh Rasmussen Zeba A., Bari Abdul, Qazi Shamim, Rehman Gul, Azam Iqbal, Khan SherBaz, Aziz Farida, Rafi Sadia, Roghani Mehr Taj, Iqbal Imran, Nagi Abdul Ghaffar, Hussain Waqar, Bano Nahida, van Latum late J.C., Khan Mushtaq