pdf	creator	Elsevier	1
pdf	encrypted	no	1
pdf	files	total	1
pdf	optimized	yes	1
pdf	pages	avg	21
pdf	pages	max	21
pdf	pages	min	21
pdf	pages	total	21
pdf	size	avg	4242086
pdf	size	max	4242086
pdf	size	min	4242086
pdf	size	total	4242086
pdf	version	1.7	1