If method is NULL, this function will return ALL children of the given cell type in the cell type hierarchy.
get_all_children(cell_type, method = NULL)
cell type name that appears in the cell type hierarchy.
method or dataset from the cell type mapping.
character vector of cell type names.
If a method is given, this function will return the cell type names
as used by method
and stop as soon as a cell type maps to a cell type
provided by method
.