The journal "PeerJ" publishes on line the scientific article titled “Essential, but vulnerable: Work Intensification, Effort/Reward Imbalance, Fatigue and Psychological Health of Cargo Drivers during the COVID-19 Pandemic” in the volume 10 of March 2022, written by Luis Montoro, Boris Cendales, Francisco Alonso, Adela Gonzalez-Marin, Ignacio Lijarcio, Javier Llamazares and Sergio Useche.
