i have been told that you can dose multiple gear in 1 needle. example:doing test and deca in a cycle can someone pull both in 1 needle and inject at once? I have always just used seperate needles and different locations.
i have been told that you can dose multiple gear in 1 needle. example:doing test and deca in a cycle can someone pull both in 1 needle and inject at once? I have always just used seperate needles and different locations.
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