Citations refer to the original publication, not to a Scieee localized version.
Romero, E., Docobo Durántez, F., Durán Ferreras, I., Vázquez Monchul, J. M., Mena Robles, J., Martínez Vieira, A., & López Bernal, F. (2004). Laparoscopic cholecystectomy in the treatment of biliary lithiasis: outpatient surgery or short stay unit? https://idus.us.es/items/d917e774-773a-4b4e-9dd0-ee43fc4ae2d8
Romero, E., et al. Laparoscopic cholecystectomy in the treatment of biliary lithiasis: outpatient surgery or short stay unit? 2004. https://idus.us.es/items/d917e774-773a-4b4e-9dd0-ee43fc4ae2d8.
Romero, E., Fernando Docobo Durántez, Ignacio Durán Ferreras, Jorge Manuel Vázquez Monchul, José Mena Robles, Almudena Martínez Vieira, and Francisco López Bernal. Laparoscopic cholecystectomy in the treatment of biliary lithiasis: outpatient surgery or short stay unit? 2004. https://idus.us.es/items/d917e774-773a-4b4e-9dd0-ee43fc4ae2d8.
Romero, E. et al. (2004) Laparoscopic cholecystectomy in the treatment of biliary lithiasis: outpatient surgery or short stay unit? Available at: https://idus.us.es/items/d917e774-773a-4b4e-9dd0-ee43fc4ae2d8.
E. Romero et al., “Laparoscopic cholecystectomy in the treatment of biliary lithiasis: outpatient surgery or short stay unit?,” 2004. [Online]. Available: https://idus.us.es/items/d917e774-773a-4b4e-9dd0-ee43fc4ae2d8
@misc{romero2004laparoscopic,
author = {Romero, E. and Docobo Durántez, Fernando and Durán Ferreras, Ignacio and Vázquez Monchul, Jorge Manuel and Mena Robles, José and Martínez Vieira, Almudena and López Bernal, Francisco},
title = {Laparoscopic cholecystectomy in the treatment of biliary lithiasis: outpatient surgery or short stay unit?},
year = {2004},
url = {https://idus.us.es/items/d917e774-773a-4b4e-9dd0-ee43fc4ae2d8}
}
The source metadata has no journal, volume or pages. Add them from the original publication if your citation needs them.