In general, reporting of randomization methods and treatment allocation was clearly stated in De Grandis and colleagues 25 and in Youle and colleagues 28 whereas it was uncertain in Sima and colleagues 24 therefore associated with an uncertain bias risk
von Blankenfeld G, Turner J, Ahnert-Hilger G, John M, Enkvist MO, Stephenson F, Kettenmann H, Wiedenmann B: Expression of functional GABAA receptors in neuroendocrine gastropancreatic cells
Meanwhile, in comparison to the control group, GHK-Cu accelerated the regeneration of nerve fibers from nerve stubs placed in a collagen tube, increased the number of axons and the proliferation of Schwann cells, and boosted the synthesis of nerve growth factor and the neurotrophins NT-3 and NT-4 [23]
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