A case-crossover study of urologic chronic pelvic pain syndrome flare triggers in the MAPP Research Network. J Urology Sutcliffe, S., Jemielita, T., Lai, H. H., Andriole, G. L., Bradley, C. S., Clemens, J. Q., Gallop, R., Hooton, T. M., Kreder, K. J., Krieger, J. N., Kusek, J. W., Labus, J., Lucia, M. S., Mackey, S., Naliboff, B. D., Robinson, N. A., Rodriguez, L. V., Stephens-Shields, A., van Bokhoven, A., Wolin, K. Y., Yan, Y., Yang, C. C., Landis, J. R., Colditz, G. A., MAPP Research Group 2017