Some limitations and problems of screening for cancer.

Breast Neoplasms/diagnosis,diagnostic imaging Cytodiagnosis Diagnostic Errors False Negative Reactions False Positive Reactions Female Humans Lung Neoplasms/diagnosis,diagnostic imaging Male Mammography Mass Screening Mouth Neoplasms/diagnosis Neoplasms/diagnosis Population Surveillance Sampling Studies Thermography Uterine Cervical Neoplasms/diagnosis