Items where Author is "Gurning, F."
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Article
Nasution, F., Gurning, F., Siregar, P. , Ahsan, A. & Kusuma, D. 
ORCID: 0000-0002-1909-9341 (2022).
Implementation of the smoke-free policy in Medan City, Indonesia: Compliance and challenges.
International Journal of Preventive Medicine, 13(1),
doi: 10.4103/ijpvm.ijpvm_106_20