Broadening the evidentiary basis for clinical practice guidelines: Recommendations from qualitative psychotherapy researchers.

Levitt, HM., Hamburger, A., Hill, CE., McLeod, J., Pascual-Leone, A., Timulak, L., Buchholz, MB., Frommer, J., Fuertes, J., Iwakabe, S., Martínez, C., Morrill, Z., Knox, S., Langer, P., Muran, JC., Weie Oddli, H., Řiháček, T., Tomicic, A., Tuval-Mashiach, R. Broadening the evidentiary basis for clinical practice guidelines: Recommendations from qualitative psychotherapy researchers. American Psychologist.

DOI: 10.1037/amp0001363.