Journal of periodontology

Year	# Articles
2020	1

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

	3	5	7	11

54 (1983)	?	1	?	?
63 (1992)	?	?	1	?
65 (1994)	1	?	?	?
68 (1997)	?	?	?	1