Detecting benzodiazepine use through induced eye convergence inability with a smartphone app: a proof-of-concept study. - Kiki W. K. Kuijpers; Markku D. Hämäläinen; Andreas Zetterström; Maria Winkvist; Marieke Niesters; Monique van Velzen; Fred Nyberg; Albert Dahan; Karl Andersson 004 (Frontiers Digit. Health, 2025)