Dobrzyńska, Małgorzata M.
Gajowik, Aneta
Radzikowska, Joanna
Funding for this research was provided by:
National Institute of Public Health - National Institute of Hygiene, (12/ZŚ1/2015.)
Article History
Received: 21 February 2018
Accepted: 7 May 2019
First Online: 23 May 2019
Conflict of interest
: Disclosure of potental conflict of interest is enclosed.