Abel-Ollo, Katri and Tõnisson, Mailis and Rausberg, Peep and Riikoja, Aime and Barndõk, Tarmo and Oja, Mikk and Denissov, Gleb and Des Jarlais, Don and Uusküla, Anneli (2025) The nitazene epidemic in Estonia: a first report. European Journal of Public Health, Early online, https://doi.org/10.1093/eurpub/ckaf160.

Oja, Mikk and Kurbatova, Aljona and Abel-Ollo, Katri (2021) Key lessons from Estonia. The Netherlands: SO-PREP.