@article{probabilisticgrouptestingundersum,
  title = {Probabilistic Group Testing under Sum Observations: A Parallelizable 2-Approximation for Entropy Loss},
  author = {Weidong Han and Purnima Rajan and Peter I. Frazier and Bruno M. Jedynak},
  year = {2014},
  eprint = {1407.4446},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1407.4446v3},
}