#ENG #reminiscences #a centesimal #one thousandth #5000th #sinus #surgical procedure #Cho #Yongseok [ad_1] 5,000th maxillary sinus surgical procedure anniversary lecture I’ve carried out about 5000 sinus augmentations over the previous 25 years. I thank all my sufferers and people earlier than me who’ve taught me a lot. Right here I current anniversary lecture to have