Table 1 Number of published documents with time
From: Substance use disorders in Arab countries: research activity and bibliometric analysis
Period | Number of published documents (%) |
|---|---|
N = 413 | |
≤ 1980 | 14 (3.38) |
1981 - 1990 | 64 (15.49) |
1991 - 2000 | 64 (15.49) |
2001 - 2010 | 142 (45.22) |
2011 - 2013 | 129 (31.23) |