1. Protocol for the RETHINK study: a randomised, double-blind, parallel-group, non-inferiority clinical trial comparing acetaminophen and NSAIDs for treatment of chronic pain in elderly patients with osteoarthritis of the hip and knee. Issue 2 (10th February 2023) Authors: Endo, Makoto; Kawahara, Shinya; Sato, Taishi; Tokunaga, Masami; Hara, Toshihiko; Mawatari, Taro; Kawano, Tsutomu; Zenda, Sadamoto; Miyaji, Tempei; Shimokawa, Mototsugu; Sakamoto, Sanae; Takano, Toshio; Miyake, Masumi; Aono, Hiroyuki; Nakashima, Yasuharu Journal: BMJ open Issue: Volume 13:Issue 2(2023) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗