Concepedia
1
Publications
22
Citations
H-Index
1989
Active since
O. Johansen is an author specializing in neurology, pain management, and pharmacotherapy.
Top concepts
MedicineNeurologyPharmacologyPain ManagementPharmacotherapy
Publications per year
1989–1989
Double-Blind Study of Naproxen vs Placebo in the Treatment of Acute Migraine Attacks
P. G. Andersson, H. H. Hinge, O. Johansen et al. · Cephalalgia · 1989 · 22 citations
Cluster Headache, Medicine, Double-blind Study +5
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