Ιατρικές εξελίξεις. Όμορφος θετική νεαρό επιστήμονα χαμογελώντας και κοιτάζοντας τα δείγματα εμβόλιο ενώ εργάζεται στο ιατρικό εργαστήριο - Φωτογραφίες & Εικόνες Αρχείου

Portrait of a delighted nice smart scientist smiling while looking at the test tubes

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New cure. Selective focus of test tubes while being filled with vaccine

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Female scientist. Portrait of a happy positive woman smiling and being in a good mood while working with chemical reagents

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Reviewing patient. Doctor specialized in teeth structure observing oral cavity with professional medical equipment