Violation
The youngest age at which tetracycline ingestion will NOT cause discolouration of any tooth crowns except third molars is
10 years.
15 years.
5 years.
6 months in utero.
The youngest age at which tetracycline ingestion will NOT cause discolouration of any tooth crowns except third molars is
10 years.
15 years.
5 years.
6 months in utero.