22 or 23 1.5" are both fine. 23 is a little less painfull because it is a smaller pin. i buy them otc so i use both depending what my local drug store has in stock.
22 or 23 1.5" are both fine. 23 is a little less painfull because it is a smaller pin. i buy them otc so i use both depending what my local drug store has in stock.
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