Westfall PH, Prillaman B, Ho SY. Properties of multiple intersection-union tests for multiple endpoints in combination therapy trials. J Biopharm Stat. 2001;11(3):125-38. doi: 10.1081/BIP-100107653
McKenna SP, Whalley D, Doward LC. Which outcomes are important in schizophrenia? Int J Methods Psychiatr Res. 2000;9(1):S58-67.