variety of cancers
variety of causes
variety of cell types
variety of cells
variety of cellular functions
variety of cellular processes

variety of changes
variety of chemicals
variety of clinical features
variety of clinical settings
variety of clinical situations
variety of compounds
variety of conditions

variety of contexts
variety of cultures
variety of data
variety of disciplines
variety of diseases
variety of disorders
variety of drugs

variety of effects
variety of environmental conditions
variety of environmental factors
variety of etiologies
variety of factors
variety of fields
variety of foods

variety of forms
variety of functional groups