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. 2014 Jan 31;9(1):e87676. doi: 10.1371/journal.pone.0087676

Table 1. Presenting Symptoms Preoperatively Compared to Postoperatively (n = 36).

SubOccipital NeckPain Myelopathy Asymptomatic
Preoperatively 20 27 12 5
Postoperatively 2 1 3 5