%0 Letter %T Extraction and injection of botulinum toxin with less wastage. %A Lee KWA %A Chan LKW %A Hung LC %A Wu R %A Wong S %A Wan J %A Yi KH %J Skin Res Technol %V 30 %N 7 %D 2024 Jul %M 38925591 %F 2.24 %R 10.1111/srt.13816