@article{ghoname_craig_white_ahmed_hamza_henderson_gajraj_huber_gatchel_1999, 
  title={Percutaneous Electrical Nerve Stimulation for Low Back Pain: A Randomized Crossover Study}, 
  volume={43}, 
  DOI={10.1097/00132586-199912000-00058}, 
  publisher={Ovid Technologies (Wolters Kluwer Health)}, 
  author={GHONAME and CRAIG and WHITE and AHMED and HAMZA and HENDERSON and GAJRAJ and HUBER and GATCHEL}, 
  year={1999}
  }