( ( Studies ( of ( ( neuroendocrinological basis ) ( of ( ( circadian ( and ( circannual rhythms ) ) ) ( in behavior ) ) ) ) ) ) ( ( should ( be ( reviewed ( in IFCN-3 ) ) ) ) . ) )
(ROOT (S (NP (NP (NNS Studies)) (PP (IN of) (NP (NP (JJ neuroendocrinological) (NN basis)) (PP (IN of) (NP (NP (NN circadian) (CC and) (NN circannual) (NNS rhythms)) (PP (IN in) (NP (NN behavior)))))))) (VP (MD should) (VP (VB be) (VP (VBN reviewed) (PP (IN in) (NP (NN IFCN-3)))))) (. .)))
Studies of neuroendocrinological basis of circadian and circannual rhythms in behavior should be reviewed in IFCN-3.
(ROOT (S (NP (JJ Circannual) (JJ behavioral) (NNS rhythms)) (VP (VBP are) (VP (VBN linked) (PP (TO to) (NP (NP (DT the) (JJ yearly) (NN cycle)) (PP (IN of) (NP (NNS seasons))))))) (. .)))