Consulting with counseling to see if your skin problems are likely to improve with a vampire facial, and choosing a medical institution that will give you a convincing explanation and better suggestions will give you a satisfactory treatment effect. Will lead to. In order to fully obtain the treatment effect of Dermapen 4, it is safe to receive the treatment at the medical institution where the doctor who received a lecture directly on the correct treatment procedure from the training doctor of the developer Dermapen World.