1. Quality assurance of spirometry for copd clinic accreditation in thailand
Chaicharn Pothirat, Warawut Chaiwong, Nittaya Phetsuk

2. A new recommendation for handling and care of human allogenic bone graft (at siriraj hospital) to reduce post-operative complication
Saranatra Waikakul, Thanyawan Aresanasuwan, Sahachat Makadilog, Jirapa Playlex, Rathathai Maungtham, Youngyudh Vajaradul

3. Comparing results between new aiming device and freehand technique for distal locking of intramedullary implants
Supachoke Wattanakitkrileart, Boonsin Tangtrakulwanich, Varah Yuenyongviwat

4. Comparison of accuracy between side-cutting instruments and front-cutting instruments in minimally invasive total knee arthroplasty
Piya Pinsornsak, Thos Harnroongroj

5. Complications associated with ponseti serial casting and surgical correction via soft tissue release in congenital idiopathic clubfoot
Chatupon Chotigavanichaya, Perajit Eamsobhana, Thanase Ariyawatkul, Charikdhamma Saelim, Kamolporn Kaewpornsawan

6. Effectiveness testing of combined innovative pressurized carbon dioxide lavage and pulsatile normal saline irrigation to enhance bone cement penetration in total knee replacement: a cadaveric study
Krit Boontanapibul, Pakpoom Ruangsomboon, Chaturong Pornrattanamaneewong, Keerati Charoencholvanich

7. End-to-side neurorrhaphy to restore elbow flexion in brachial plexus injury
Roongsak Limthongthang, Torpon Vathana, Saichol Wongtrakul, Panupan Songcharoen

8. Evaluation of the effectiveness of preoperative blood ordering guideline in elective spine, knee replacement, and hip replacement surgery
Sura Narissirikul, Surin Thanapipatsiri, Bavornrat Vanadurongwan

9. Frequency and characteristics of extensor hallucis capsularis: a cadaveric study
Atthakorn Jarusriwanna, Korakot Thamphongsri, Bavornrit Chuckpaiwong

10. Intravenous tranexamic acid before and after tourniquet use can reduce blood loss and blood transfusion after total knee arthroplasty
Surin Numkanisorn, Keerati Chareancholvanich, Chaturong Pornrattanamaneewong

11. Recovery of hip abductor muscle strength after total hip arthroplasty in patients with leg length discrepancy
Suphawat Tantithawornwat, Rapeepat Narkbunnam

12. The prevalence of hypovitaminosis d in patient with fragility hip fracture at a single institution in thailand
Suchat Phusunti, Worasit Suthutvoravut, Aasis Unnanuntana, Pojchong Chotiyarnwong

13. The effect of a single dose dexamethasone on postoperative pain in patients undergoing gynecological laparotomy surgery
Pornpatra Areeruk, Wichai Ittichaikulthol, Sivaporn Termpornlert, Thanist Pravitharangul, Jitpattra Nganlasom, Chonticha Charoensap, Kasinee Tongjunjuar

14. Comparison of high resolution t2w and gd-t1w of mri internal acoustic canal in sensorineural hearing loss
Panida Charnchaowanish, Orasa Chawalparit

15. Comparing the hospital admission rates in chronic conditions of contracting unit for primary care management between a dedicated primary care unit and a tertiary care hospital
Nualchavee Permthongchoochai, Amorn Premgamone