J. Martin Bland; DouglasG. Altman (1986). STATISTICAL METHODS FOR ASSESSING AGREEMENT BETWEEN TWO METHODS OF CLINICAL MEASUREMENT. , 327(8476), 307–310.
doi:10.1016/s0140-6736(86)90837-8
url to share this paper:
An interview with Sci-Hub Founder Alexandra Elbakyan Who exactly should pay for academic research