Columbia subject headings:
Birds--Effect of chemicals on.
Birds--Reproduction.
Dioxins--Toxicity testing.
Dioxins--Toxicology.
Ecological risk assessment.
Reproductive toxicology.
Harvard subject headings:
Birds--Effect of chemicals on.
Birds--Reproduction.
Dioxins--Toxicity testing.
Dioxins--Toxicology
Ecological risk assessment.
Reproductive toxicology.
Princeton subject headings:
Birds--Effect of chemicals on.
Birds--Reproduction.
Dioxins--Toxicity testing.
Dioxins--Toxicology.
Ecological risk assessment.
Reproductive toxicology.