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Question :-

In comparing the use of electrosurgery lasers, and scalpels to achieve the desired gingival modification around implants:
scalpels are safe, provide minimal hemostasis, and the least amount of gingival recession following surgery.
electrosurgery units are safe, provide excellent hemostasis, and the least amount of gingival recession following surgery.
scalpels are safe, provide excellent hemostasis, and the least amount of gingival recession following surgery.
lasers are safe, provide excellent hemostasis, and the least amount of gingival recession following surgery.

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