Price MA, Hill CD, Williams VSL, Morlock RJ, Leeuwenkamp O, Patterson TL. Measures of functional status and quality-of-life in schizophrenia. Curr Psychiatry Rev. 2008 Feb 1;4(1):28-38.
Hershey N, Cann CI, Rothman KJ. Reply: overcoming hurdles to epidemiologic research. E & HR. 1985 Mar;7(2):9. doi: 10.2307/3564146
Cann CI, Rothman KJ. IRBs and epidemiologic research: how inappropriate restrictions hamper studies. E & HR. 1984 Jul;6(4):5-7. doi: 10.2307/3564590