{"collection_id":"ldct_and_projection_data","collection_name":"LDCT-and-Projection-data","cancer_types":"Lung Cancer","tumor_locations":"Lung, abdomen","species":"Human","subjects":200,"supporting_data":null,"description":"Low-dose CT images and projection data from 200 patients, including non-contrast head CT, low-dose\nchest CT for pulmonary nodule screening, and contrast-enhanced abdominal CT for metastatic liver\nlesion detection. CT projection data is provided in the open DICOM-CT-PD format alongside\nreconstructed images, patient age/gender, and pathology annotations.\nPlease see the LDCT-and-Projection-data (https://doi.org/10.7937/9npb-2637) page to learn more\nabout the images and to obtain any supporting metadata for this collection.","patients":200,"studies":399,"series":698,"instances":8044937,"size_TB":0.863,"modalities":["CT"],"licenses":[{"license_short_name":"CC BY 4.0","series":698,"size_TB":0.863}]}