In the Topic search field, what does “Map to MeSH and Explode” mean?
The “Map to MeSH and Explode” option maps your terms to MeSH and includes any terms subordinate to the main MeSH terms in your search. For example, if you search the term Food Poisoning and you choose to explode it, your search will also retrieve records containing MeSH terms describing specific types of food poisoning, e.g. Botulism, Mushroom Poisoning, and Salmonella Food Poisoning.