Evaluation of tubeless gastric analysis; report of 90 determinations by intubation and tubeless methods made simultaneously.

@article{Becker1953EvaluationOT,
  title={Evaluation of tubeless gastric analysis; report of 90 determinations by intubation and tubeless methods made simultaneously.},
  author={F P Becker and M MASLON},
  journal={The New England journal of medicine},
  year={1953},
  volume={249 2},
  pages={68-9}
}