ISASS AP 2023 (Seoul, Korea) 2023.08.16-19 Open midline decompression(OMD) with ligament reconstruction for multi-level degenerative lumbar spinal stenosis in elderly patients over the age of 80s (Poster) (Lee SH, Lho HW)
2023 KOMISS Advanced Spinal Course (Seoul, Korea) 2023.06.03-04 Risk factors for ninety‑day readmissions following full‑endoscopic transforaminal lumbar discectomy for 1542 patients in the biggest spine institutes in Korea (Lho HW)
가톨릭대학교 의과대학 신경외과교실 제9회 척추 심포지엄(Seoul, Korea) 2022.11.26 Re-fracture of vertebral body with osteoneccrosis after VP (Lho HW, Bae J)
The 40th Anniversary of Wooridul Spine Hospital & The 5th of Spine Health Academy(Seoul, Korea) 2022.05.16 The usefulness of IV nefopam(Acupan® inj) (Lho HW)