image: Microscope image shows effervescent microneedles on a patch to administer long-acting contraceptive. The microneedles are less than one millimeter tall. This material relates to a paper that appeared in the November 6th, 2019, issue of Science Advances, published by AAAS. The paper, by W. Li at Georgia Institute of Technology in Atlanta, GA, and colleagues was titled, "Long-acting reversible contraception by effervescent microneedle patch." view more
Credit: [Credit: Wei Li, Georgia Tech]