by Boogerd, W., van den Bent, M.J., Koehler, P.J., Heimans, J.J., van der Sande, J.J., Aaronson, N.K., Hart, A.A.M., Benraadt, J., Vecht, Ch.J.
Published in European journal of cancer (1990) (01.12.2004)

by Koehler, PJ, Tfelt-Hansen, PC
Published in Cephalalgia (01.11.2008)

by Tfelt-Hansen, PC, Koehler, PJ
Published in Cephalalgia (01.08.2008)

by Beekman, R, Schreuder, A H C M L, Rozeman, C A M, Koehler, P J, Uitdehaag, B M J
Published in Journal of neurology, neurosurgery and psychiatry (01.12.2009)

by Mulleners, W M, Chronicle, E P, Palmer, J E, Koehler, P J, Vredeveld, J W
Published in Neurology (23.01.2001)

by Backx, A. P. M., Haane, D. Y. P., De Ceuster, L., Koehler, P. J.
Published in Journal of neurology (01.09.2010)

by Mulleners, W. M., Chronicle, E. P., Vredeveld, J. W., Koehler, P. J.
Published in European journal of neurology (01.01.2002)

by Koehler, P J, Okun, M S
Published in Neurology (09.11.2004)

by Haane, D. Y. P., Koehler, P. J., Te Lintelo, M. P., Peatfield, R.
Published in Journal of neurology (01.04.2011)

by BADRISING, Umesh A, MAAT-SCHIEMAN, Marion L. C, DE VISSER, Marianne, VERSCHUUREN, Jan J. G. M, WINTZEN, Axel R, VAN HOUWELINGEN, Johannes C, VAN DOORN, Pieter A, VAN DUINEN, Sjoerd G, VAN ENGELEN, Baziel G. M, FABER, Carin G, HOOGENDIJK, Jessica E, DE JAGER, Aeiko E, KOEHLER, Peter J
Published in Journal of neurology (01.12.2005)

by Mulleners, W.M., Aurora, S.K., Chronicle, E.P., Stewart, R., Gopal, S., Koehler, P.J.
Published in Headache (01.01.2001)

by Koehler, PJ, Isler, H
Published in Cephalalgia (01.10.2002)

by Eekers, PJE, Koehler, PJ
Published in Cephalalgia (01.02.2001)

by Koehler, P J
Published in Journal of neurology (01.07.2004)

by van de Ven, LLM, Franke, CL, Koehler, PJ
Published in Cephalalgia (01.08.1997)

by Haane, D. Y. P., de Ceuster, L. M. E., Geerlings, R. P. J., Dirkx, T. H. T., Koehler, P. J.
Published in Journal of neurology (01.10.2013)

by Fennis, Th.F.M., Compter, A., van den Broek, M.W.C., Koudstaal, P.J., Algra, A., Koehler, P.J.
Published in Cerebrovascular diseases (Basel, Switzerland) (01.05.2013)

by Carpay, J. A., Linssen, W. H. J. P., Koehler, P. J. J., Arends, L. R., Tiedink, H. G. M.
Published in Headache (01.04.2003)

by Haane, D. Y. P., Plaum, A., Koehler, P. J., Houben, M. P. W. A.
Published in Journal of headache and pain (12.02.2016)

by Koehler, P J
Published in Journal of neurology (01.04.2001)