From the perspective of a chronobiologist consider:
Does a newborn baby have a circadian clock?
Is a newborn clock different from an adult clock?
Physiologically, how might these differences be explained?
Are these differences found across species or only in humans?
-: Clearly state the problem, give relevant background information
-Question: Main question was summarized and a the methods used and options considered were described in sufficient detail, presented results clearly
Data: Data was thoroughly analyzed and was used to support the solution given
Conclusion: Summarized results, discussed possible explanations for results, pointed out errors or inconsistencies, discussed possible implications