In this article the authors examined a number of issues related to …

• Abstract
• Introduction
• The sperm bank
• Safety of vapour storage
• Other safety measures
• Is sperm and embryo viability maintained in vapour storage?
• Discussion
• References
• Table

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Table I. Pregnancies from insemination using donor spermatozoa stored in either liquid nitrogen or in nitrogen vapour

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Source: Human Reproduction, Vol. 15, No. 12, 2460-2463, December 2000.