Relationship Between Blood, Hair and Lung Metals/Metalloids Concentration (Cadmium, Iron, Copper, Nickel, Chrome, Arsenic, Vanadium, Beryllium, and Zinc) and Lung Cancer or Chronic Obstructive Pulmonary Disease.
Relationship Between Blood, Hair and Lung Metals/Metalloids Concentration (Cadmium, Iron, Copper, Nickel, Chrome, Arsenic, Vanadium, Beryllium, and Zinc) and Lung Cancer or Chronic Obstructive Pulmonary Disease.
Prospective research to study the relationship between concentrations of metals/metalloids in blood, hair and lung tissue with the occurence of lung cancer or chronic obstructive pulmonary disease.
Inclusion Criteria:
Exclusion Criteria: