ISBI 2019 C-NMC Challenge: Classification in Cancer Cell ImagingThis book comprises select peer reviewed proceedings of the medical challenge C NMC challenge: Classification of normal versus malignant cells in B ALL white blood cancer microscopic images. The challenge was run as part of the IEEE International Symposium on Biomedical Imaging (IEEE ISBI) 2019 held at Venice, Italy in April 2019. Cell classification via image processing has recently gained interest from the point of view of building computer assisted