Sobieszczański, Jarosław; Krupa, Izabella; Sobieszczańska, Anna; Piecewicz-Szczęsna, Halina; Żukow, Walery; Słopiecka, Aleksandra
(2018-04-05)
Introduction Many factors exert an effect on the state of health, which are difficult to determine unequivocally, because many of them act together, and only a few occur independently. They also differ with respect to ...