Development and Application of an Open Tool for Sharing and Analyzing Integrated Clinical and Environmental Exposures Data: Asthma Use Case - Karamarie Fecho; Stanley C Ahalt; Stephen Appold; Saravanan Arunachalam; Emily Pfaff; Lisa Stillwell; Alejandro Valencia; Hao Xu; David B Peden (JMIR Formative Research, 2022)