Backache in pregnancy. Full-term pregnant woman sits on the arm of a sofa to relieve pressure on her back. Lower back pain is common towards the end o

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Backache in pregnancy. Full-term pregnant woman sits on the arm of a sofa to relieve pressure on her back. Lower back pain is common towards the end of pregnancy.

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Size: 3112px × 2300px
Photo credit: © OSCAR BURRIEL/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: alga, algal, aquatic, background, biological, biology, blue, botanical, botany, ccac, collection, contrast, culture, dic, differential, filament, flora, freshwater, interference, life, light, micrograph, microorganism, microscope, microscopic, microscopy, nature, photomicrograph, phycological, phycology, pond, single-celled, sp., unicellular, zygnema