Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: The EXor phenomenon   Recent results obtained for the eruptive variables (EXors) are reviewed.
These data span from X-rays to the sub-mm band and are presented along with
perspectives for future observations achievable with the new advanced
instrumentation.

31
The categories of this paper are: ao-sci
3
The categories of this paper are: physics
1
The categories of this paper are: cs
9
The categories of this paper are: nlin
34
The categories of this paper are: chem-ph
13
The categories of this paper are: quant-ph
4
The categories of this paper are: cond-mat
0
The categories of this paper are: hep-ph
35
The categories of this paper are: mtrl-th
37
The categories of this paper are: supr-con
33
The categories of this paper are: plasm-ph
36
The categories of this paper are: cmp-lg
11
The categories of this paper are: hep-lat
19
The categories of this paper are: eess
10
The categories of this paper are: q-bio
16
The categories of this paper are: stat