--subdivision Endocrine aspects under individual diseases and physiological functions, processes, or states, e.g. Cancer--Endocrine aspects; Fertility--Endocrine aspects; also subdivision Metabolism--Endocrine aspects under individual organs and regions of the body, e.g. Heart--Metabolism--Endocrine aspects; and subdivision Reproduction--Endocrine aspects under individual animals, e.g. Fishes--Reproduction--Endocrine aspects