19. The method of claim 15 further comprising: (c) inferring a patient state as a function of the combined pieces of information.
19. The method of claim 15 further comprising: (c) inferring a patient state as a function of the combined pieces of information. 21. The method of claim 19 wherein (c) comprises inferring as a function of a statistical model of a pattern of evolution of a disease across a patient population and the relationship between a patient's disease and observed variables.