Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Comment on "Tests and calibrations of nuclear track detectors (CR39) for
  operation in high neutron flux" by E.E. Kading et al., Phys. Rev. Res. 2,
  023279 (2020)   The experimental conditions described in the article E.E Kading et al. [Phys.
Rev. Res. 2, 023279 (2020)] show striking flaws. The interpretation and
extraction of quantitative results from this experiment are considered
unreliable. All results of cross sections based on this article must be
discarded.

25
The categories of this paper are: patt-sol
1
The categories of this paper are: cs
18
The categories of this paper are: econ
11
The categories of this paper are: hep-lat
10
The categories of this paper are: q-bio
7
The categories of this paper are: hep-th
30
The categories of this paper are: q-alg
0
The categories of this paper are: hep-ph
31
The categories of this paper are: ao-sci
19
The categories of this paper are: eess
32
The categories of this paper are: atom-ph
27
The categories of this paper are: comp-gas
20
The categories of this paper are: acc-phys
2
The categories of this paper are: math
16
The categories of this paper are: stat
6
The categories of this paper are: astro-ph