Re: Haddad et al. Barriers to clinical trial recruitment in head and neck cancer.

@article{Main2015ReHE,
  title={Re: Haddad et al. Barriers to clinical trial recruitment in head and neck cancer.},
  author={Barry G Main},
  journal={Oral oncology},
  year={2015},
  volume={51 5},
  pages={e22}
}