Engaging communities through participatory learning action for the control and prevention of diabetes: A protocol for the Process Evaluation of the EMPOWER-D trial in Pakistan and Afghanistan. - Khattak, Maria Ishaq; Rehman, Khalid; Afaq, Saima; Butt, Sabeen Saeed; Ghutai, Gul; Hanifi, Refat; Hofiani, Murtaza; Tahir, Amber; Zafar, Rubia; Jennings, Hannah Maria (PLoS ONE, 2026)