pdf	creator	Elsevier	1
pdf	encrypted	no	1
pdf	files	total	1
pdf	optimized	yes	1
pdf	pages	avg	20
pdf	pages	max	20
pdf	pages	min	20
pdf	pages	total	20
pdf	size	avg	5047587
pdf	size	max	5047587
pdf	size	min	5047587
pdf	size	total	5047587
pdf	type	SHA-256	1
pdf	version	1.7	1