Instruct: Identify the main category of Biorxiv papers based on the titles
Query: Influence of residual microbial nucleic acid in instruments for hip joint arthroplasty on false-positive results of metagenomic sequencing
31
The categories of this paper are: paleontology
23
The categories of this paper are: immunology
27
The categories of this paper are: pathology
29
The categories of this paper are: education
15
The categories of this paper are: developmental
20
The categories of this paper are: pharmacology
13
The categories of this paper are: animal
2
The categories of this paper are: biology
17
The categories of this paper are: molecular
12
The categories of this paper are: behavior
6
The categories of this paper are: plant
25
The categories of this paper are: bioengineering
7
The categories of this paper are: ecology
9
The categories of this paper are: synthetic
32
The categories of this paper are: zoology
10
The categories of this paper are: and