Last year, more than 70,000 people in the United States were diagnosed with head and neck cancers, and its rates have steadily risen worldwide. These cancers arise from squamous epithelial cells ...

ARP Atlases. 2007;1:17-47. The total number of leukocytes recovered by lavage is determined by examination of a sample of the pooled fluid with a hemocytometer. The cell counts are most accurate when ...