onducted with caregivers and nurses. Participation in the interview was not required for the infant to be enrolled to use the infant warmer. All interviews were conducted in a private space at the local health center where the person worked. Interviews were carried out in the local language, Kinyarwanda, audio recorded, transcribed, and then translated into English by a professional Rwandan translator. An independent translator back-translated 10% of the interviews into Kinyarwanda, and compared them with the original transcripts for validation. Analysis began with completion of the first interview. Contents were assessed to assure sufficiency of questions used.