@article{UBHD-68353383,
  author={Weigand, Martina and Frei, Eva and Graf, N. and Buchholz, B. and Wolfrom, C. and Breuer, Andrea and Wießler, Manfred},
  title={Mechanisms of resistance to methotrexate in childhood acute lymphoblastic leukemia},
  subtitle={circumvention of thymidylate synthase inhibition},
  year={1999},
  pages={513-519},
  language={eng},
  issn={1432-1335},
  volume={125},
  number={8},
  note={Gesehen am 30.01.2019},
  journal={Journal of cancer research and clinical oncology},
  doi={10.1007/s004320050310},
}
@book{UBHD-9729737,
  author={Weigand, Martina},
  title={Zellul{\"a}re Resistenzmechanismen gegen Methotrexat in Leuk{\"a}mien des Kindesalters},
  year={1997},
  pages={90 Bl.},
  language={ger},
  note={Nicht f{\"u}r den Austausch},
  school={Heidelberg, Univ., Diss., 1997},
  library={UB [Signatur: 97 U 839]},
}