* for example. Hence, some of the returned sequences contains nested sequences, and an item
* of a nested sequence corresponds to a type of spatial discretization.<br>
* This method allows for iteration over MEDFile DataStructure with a reduced overhead.
* for example. Hence, some of the returned sequences contains nested sequences, and an item
* of a nested sequence corresponds to a type of spatial discretization.<br>
* This method allows for iteration over MEDFile DataStructure with a reduced overhead.