1. It took internal whistle-blowing and investigative journalism to uncover the rot.
2. This cuttlefish has a horny internal shell like a pen.
3. The parliament described the decree as interference in the republic's internal affairs.
4. What is missing, however, is an internal, artistic cohesion.
5. The team has been plagued by indecision and internal divisions.
6. It was published in the "Annals of Internal Medicine".