The development of serum proteins and humoral immunity in opossum "embryos".

@article{Rowlands1969TheDO,
  title={The development of serum proteins and humoral immunity in opossum "embryos".},
  author={David T. Rowlands and Mary A. Dudley},
  journal={Immunology},
  year={1969},
  volume={17 6},
  pages={969-75}
}