calf - Software for CEST Analysis with Lorentzian Fitting.

"furthermore a pyramidal approach is available to improve results for cest parameter images "calf" is available to the cest community and can be downloaded from https://github com/mpr-ukd/calf ."

"Declarations Ethical approvalApproval was obtained from the ethics committee of University Heinrich Heine University, Düsseldorf, Germany. The procedures used in this study adhere to the tenets of the Declaration of Helsinki. Competing interestsThe authors did not receive support from any organization for the submitted work. The authors have no relevant financial or non-financial interests to disclose. Competing interests The authors did not receive support from any organization for the submitted work. The authors have no relevant financial or non-financial interests to disclose."

"Funding Open Access funding enabled and organized by Projekt DEAL."