[Single blind method of ENN tablets, a single-blind method].

@article{Tojo1969SingleBM,
  title={[Single blind method of ENN tablets, a single-blind method].},
  author={Shimpei Tojo and Katsuhiro Hayashi and Hiroshi Fukunishi and Masakazu Washio and S Masutani},
  journal={Horumon to rinsho. Clinical endocrinology},
  year={1969},
  volume={17 11},
  pages={943-7}
}