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Ryan RE Sr, Diamond S, Ryan RE Jr.Ryan RE Sr, et al. Among authors: ryan re jr.Headache. 1975 Oct;15(3):202-10. doi: 10.1111/j.1526-4610.1975.hed1503202.x.Headache. 1975.PMID: 1100565Clinical Trial.No abstract available.
Ryan RE Sr, Ryan RE Jr.Ryan RE Sr, et al. Among authors: ryan re jr.Headache. 1975 Jan;14(4):199-212. doi: 10.1111/j.1526-4610.1975.hed1404199.x.Headache. 1975.PMID: 1123303No abstract available.
Ryan RE Sr, Ryan RE Jr.Ryan RE Sr, et al. Among authors: ryan re jr.Headache. 1975 Jan;14(4):190-2. doi: 10.1111/j.1526-4610.1975.hed1404190.x.Headache. 1975.PMID: 1091602Clinical Trial.No abstract available.