Methacholine and noradrenaline tests. Their reliability and physiological significance.

@article{Gellhorn1961MethacholineAN,
  title={Methacholine and noradrenaline tests. Their reliability and physiological significance.},
  author={E. Gellhorn and Andrew D. Miller},
  journal={Archives of general psychiatry},
  year={1961},
  volume={4},
  pages={371-80}
}