Sentences with phrase «skeletal disorders occur»
Most skeletal disorders occur in relatively young dogs and are first noticed when the pet seems to move painfully or becomes reluctant to play actively.
http://www.lbah.com/
Vitamin D's existence was first considered in 1840 when a Polish physician discovered that the incidence of rickets, a skeletal disorder occurring in children living in the industrial center of Warsaw, was far greater than children living in the countryside.