"I Cannot Do All of This Alone": Exploring Instrumental and Prayer Support in Online Health Communities. - C. Estelle Smith; Zachary Levonian; Haiwei Ma; Robert A. Giaquinto; Gemma Lein-Mcdonough; Zixuan Li; Susan O'Conner-Von; Svetlana Yarosh (ACM Trans. Comput. Hum. Interact., 2020)