So it's a big problem, and it's tied  in with the needle and syringe because it's a liquid form vaccine, and  when it's liquid it needs the refrigeration.
Tako da je to veliki problem  a usko je povezan s korištenjem igle i šprice zato što se tu radi o tekućem obliku cjepiva,  a u tom slučaju cjepivo treba zamrzavati.