Air pollution and preterm birth: a recommendation for further study in Greece Posted on December 8, 2020July 21, 2022 by admin LETTER Hippokratia 2020, 24(1): 46 Papamitsou T, Sirak S, Kavvadas D Laboratory of Histology and Embryology, School of Medicine, Physics Department, School of Science, Aristotle University of Thessaloniki, Greece