Instruct: Identify the main category of Medrxiv papers based on the titles
Query: Performance of Gazelle COVID-19 point-of-care test for detection of nucleocapsid antigen from SARS-CoV-2
26
The categories of this paper are: systems
42
The categories of this paper are: occupational
64
The categories of this paper are: ophthalmology
41
The categories of this paper are: nephrology
17
The categories of this paper are: informatics
25
The categories of this paper are: improvement
33
The categories of this paper are: physical
3
The categories of this paper are: sexual
51
The categories of this paper are: education
68
The categories of this paper are: surgery
15
The categories of this paper are: allergy
38
The categories of this paper are: hiv
69
The categories of this paper are: palliative
22
The categories of this paper are: clinical
60
The categories of this paper are: addiction
61
The categories of this paper are: dermatology