Attention, chocolate lovers: You may not be able to help yourselves. Swiss and British scientists have linked the widespread love of chocolate to a chemical "signature" that may be programmed into our metabolic systems.
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Symptoms depend on how much of the lung is involved.
A person may not even be aware of atelectasis if only a small part of
the lung is affected. But, if a large part of the lung is involved, a person
may have these symptoms: