Human organization

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

	1	2	3	4

17 (1958)	?	?	1	?
25 (1966)	1	?	?	?
59 (2000)	?	?	?	1
66 (2007)	?	1	1	?
67 (2008)	?	1	?	?
71 (2012)	?	?	1	?
72 (2013)	?	1	?	?
74 (2015)	1	?	?	?