This is the 15832nd most frequent German word.
ärztlicher
"Ärztlicher" means "medical" or "physician-related" in English.
Here, 'ärztliche' is used as an adjective to describe the type of advice, which is medical in nature.
Der ärztliche Rat war entscheidend für ihre Genesung.
The medical advice was crucial for her recovery.
'ärztliche' modifies 'Zustimmung,' indicating that the approval must come from a medical professional or authority.
Für diese Untersuchung ist ärztliche Zustimmung erforderlich.
For this examination, medical approval is required.
In this context, 'ärztliche' qualifies 'Personal,' specifying that the personnel are related to the field of medicine.