Clinics in chest medicine

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

2 (1981)	?	1	?	?
3 (1982)	1	?	?	?
13 (1992)	?	1	1	?
15 (1994)	3	?	?	1
23 (2002)	?	?	?	1
26 (2005)	?	?	1	?
27 (2006)	?	?	1	?
31 (2010)	?	2	?	?
41 (2020)	?	?	?	2