Reply to the letter to the editor 'How much evidence isn't in evidence-based guidelines?' by Johnson et al

Affiliations

• ¹ Department of Medical Oncology, Cancer Pain and Palliative Medicine Service, Shaare Zedek Medical Center, Jerusalem, Israel.
• ² Department of Palliative Medicine and Institute for Palliative Care, Kliniken Essen-Mitte, Academic Teaching Hospital University Essen-Duisburg, Essen, Germany.
• ³ Department of Hematology and Medical Oncology, Biomedical Research Institute INCLIVA, University of Valencia, Valencia, Spain.
• ⁴ Department of Medical Oncology, University of Ioannina, Ioannina, Greece clinicalguidelines@esmo.org.