Similar effect observed with PRP alone or in combination with LMW- or HMW-HA in knee OA treatment

J Arthrosc Joint Surg. 2017;4(2):65-71

HMW HA versus LMW HA versus physical therapy in treatment of patients with knee osteoarthritis

Rheumatol Int. 2006 Aug;26(10):873-8

Assessment of 12-week efficacy between high and low molecular weight HA for knee OA treatment

Clin Ther. 1999 Sep;21(9):1549-62

Hyaluronic acid plus mannitol versus HMW HA in knee OA treatment

Knee. 2016 Oct;23(5):842-8

Nonsignificant differences in outcome at follow-up between low and high-MW HA for knee OA

Clin Exp Rheumatol. 2005 Mar-Apr;23(2):213-8

AAOS2017: Intraarticular PRP vs HA injections for degenerative knee pathology

No difference observed over 1 year between high and low molecular weight HA for knee OA treatment

Hippokratia. 2016 Jan-Mar;20(1):26-31

TKA: Better implant stability but comparable functionality with HA-coated tibial implants

Acta Orthop. 2011 Aug;82(4):448-59. Epub 2011 Jun 10

Effects of combining hyaluronic acid molecular weights in knee osteoarthritis

Clin Rheumatol. 2008 Aug;27(8):975-81.

ISAKOS 2015: PRP has better pain and function at 6 months than HA in knee OA

Efficacy of hyaluronic acid for pain reduction in knee OA versus control arthrocentesis

J Rheumatol. 2005 Oct;32(10):1928-36

Displaced femoral neck fractures: Similar mortality rates with cemented or uncemented HA

Eur J Orthop Surg Traumatol. 2014 Jan;24(1):7-14. doi: 10.1007/s00590-012-1151-4. Epub 2012 Dec 20

Pain and functional improvement similar between Synvisc and Hyalgan in knee osteoarthritis treatment

J Med Assoc Thai. 2012 Oct;95 Suppl 10:S92-7

IA-HA injection as adjunct to microfracture surgery for osteochondral lesions of the talus

Knee Surg Sports Traumatol Arthrosc. 2016 Apr;24(4):1243-9

HA injections effective in improving pain & function in patients with knee osteoarthritis

Clin Rheumatol. 2005 Aug;24(4):336-41. Epub 2004 Dec 14

HA injections improve knee OA symptoms and may exert a 1-year carry-over effect

Ann Rheum Dis. 2011 Nov;70(11):1957-62.

Femoral neck fracture treatment: THA improves pain and re-operation compared to HA

J Arthroplasty. 2012 Apr;27(4):583-90. doi: 10.1016/j.arth.2011.07.009. Epub 2011 Sep 15

HA injections successful in improving pain and function in knee osteoarthritis patients

The Pain Clinic, Vol. 15, No. 4, pp. 459–466 (2003)

Implant migration reduced in hydroxyapatite coated versus uncoated components

Acta Orthop. 2012 Apr;83(2):135-41. doi: 10.3109/17453674.2012.665330. Epub 2012 Feb 13

AAOS 2015: Platelet-rich plasma vs hyaluronic acid for knee osteoarthritis