Novel Location-Based Survey Using Cognitive Interviews to Assess Geographic Networks and Hotspots of Sex and Drug Use: Implementation and Validation Study.

Reid, S. C., Wang, V., Assaf, R. D., Kaloper, S., Murray, A. T., Shoptaw, S., Gorbach, P., & Cassels, S. (2023)

JMIR Formative Research, 7(1), e45188. https://doi.org/10.2196/45188

2023