Male hand placing a wooden peg with an Estrogen sign on it over a white wooden background.

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Size: 6007px × 3379px
Photo credit: © Gajus / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: background, biology, block, chemical, chemistry, cycle, element, estriol, estrogen, female, hormonal, hormone, important, period, pregnancy, sign, structure, text, wooden