Should a dentist disclose that he is paying for the publication of his newspaper column?

@article{Fontan2006ShouldAD,
  title={Should a dentist disclose that he is paying for the publication of his newspaper column?},
  author={Nicholas A Fontan},
  journal={Journal of the American Dental Association},
  year={2006},
  volume={137 9},
  pages={1302-3}
}