microfilms

n.

（拍摄文件等用的）缩微胶卷( microfilm的名词复数 )；

Determinants of the sex ratio at birth.
The Semantics and Pragmatics of Preposing
The estrogenic potential of progestins in oral contraceptives in stimulating human breast cancer cell proliferation.
Essays on economic growth and migration.
Two perspectives on risky sexual practices among northern Thai males: the Health Belief Model and the Theory of Reasoned Action.
Accessing Early English Books, 1641-1700; A Cumulative Index to Units 1-32 of the Microfilm Collection
Social facilitation: a meta-analysis of 241 studies.
Evaluation of Indicated Preventive Intervention (Secondary Prevention) Mental Health Programs for Children and Adolescents
The use of a kinesthetic supplement in an interactive graphics system.
Fourier analysis in number fields and Hecke's zeta-functions