From: Mapping the landscape and structure of global research on nutrition and COVID-19: visualization analysis
Ranking
Country
Number of documents
%
1st
USA
468
24.83
2nd
Italy
224
11.88
3rd
UK
204
10.82
4th
China
143
7.59
5th
Canada
109
5.78
6th
India
106
5.62
7th
Spain
101
5.36
8th
Brazil
100
5.31
9th
Australia
78
4.14
10th
Germany
73
3.87