Continuity and change
Articles in SafetyLit
Y-Axis = Volume :: X-Axis = Issue
?=unknown status :: X=no issue published :: nn=articles from issue :: A=relevant article(s) IDed to add
S=searched, nothing relevant :: O=issue published but not yet searched :: C=combination issue
| | | |
| 2 (1987) | 1 | 1 | ? |
| 7 (1992) | 1 | ? | ? |
| 12 (1997) | 1 | ? | ? |
| 16 (2001) | 1 | 1 | ? |
| 18 (2003) | ? | ? | 1 |
| 23 (2008) | 1 | ? | ? |
| 28 (2013) | ? | 1 | ? |
| 36 (2021) | 1 | ? | ? |