autohaem smear and smear+ (IMAGE) American Institute of Physics Caption The autohaem smear and smear+, two devices usable by anyone and capable of producing expert-quality blood smears. Credit Samuel McDermott Usage Restrictions Journalists may use this image only with appropriate credit. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.