@article{FalkUlrichsMuellerRuchholtz1987,
  author    = {W. Falk and Karin Ulrichs and W. M{\"u}ller-Ruchholtz},
  title     = {15-Deoxyspergualin (a new guanidine-like drug) blocks T lymphocyte proliferation},
  year      = {1987},
}