Inclusion Criteria:  ≥ 18 years of age Newly diagnosed with a primary tumor of one of the following malignant neoplasms: colon (C18), rectum (C19-20), liver (C22), pancreas (C25), lung (C33-34), malignant melanoma (C43), breast (C50, only female), cervix (C53), endometrium (C54.1), ovaries (C56), prostate (C61), kidney (C64), bladder (C67), thyroid gland (C73), non-Hodgkin lymphoma (C82-88), leukemia (C91-C95) Having received or receiving at enrolment at least one of the following treatments: chemotherapy, radiotherapy, hormone therapy, targeted or immune therapy Able to understand and follow the study protocol  Exclusion Criteria:  Carcinoma in situ Any additional malignant or unclear neoplasm before or since time of diagnosis of the considered primary tumor, except unspecified neoplasm of skin (C44)