Paper-based Lyme tests available

https://phys.org/news/2019-12-paper-based-lyme-disease-early-stages.html 

https://www.news-medical.net/news/20191218/New-paper-based-test-for-early-Lyme-diagnosis.aspx 

Point-of-Care Serodiagnostic Test for Early-Stage Lyme Disease Using a Multiplexed Paper-Based Immunoassay and Machine Learning