Continuous positive airway pressure for children with undifferentiated respiratory distress in Ghana: an open-label, cluster, crossover trial oleh Dr Patrick T Wilson, MD, Frank Baiden, PhD, Joshua C Brooks, MPH, Marilyn C Morris, MD, Katie Giessler, MPH, Damien Punguyire, MBChB, Gavin Apio, MBChB, Akua Agyeman-Ampromfi, MA, Sara Lopez-Pintado, PhD, Justice Sylverken, MD, Kwadwo Nyarko-Jectey, MBChB, Harry Tagbor, DrPH, Rachel T Moresky, MD