▁astronom er . ▁ ▁References ▁. ▁. ▁. ▁ ▁Category : Car ni olan ▁mathemat icians ▁Category : Car ni olan ▁phys ic ists ▁Category : Car ni olan ▁philosoph ers ▁Category : Car ni olan ▁astronom ers ▁Category : 1 7 4 6 ▁birth s ▁Category : 1 8 2 1 ▁death s ▁Category : Car ni olan ▁Jes uits ▁Category : Pe ople ▁from ▁Cer kn ica <0x0A> </s> ▁Son ic ▁Health care ▁Limited ▁is ▁an ▁Australian ▁company ▁that ▁provides ▁labor atory ▁services , ▁path ology , ▁and ▁radi ology ▁services . ▁ ▁The ▁Sydney - based ▁company ▁has ▁its ▁roots ▁in ▁the ▁path ology ▁practice ▁of ▁Doug lass ▁Labor ator ies , ▁and ▁since ▁has ▁become ▁one ▁of ▁Australia ' s ▁largest ▁di agnostic ▁companies . ▁It ▁has ▁a ▁presence ▁in ▁Australia , ▁New ▁Zealand , ▁United ▁States , ▁United ▁Kingdom , ▁Germany , ▁Switzerland , ▁Belg ium ▁and ▁Ireland . ▁It ▁is ▁the ▁largest ▁medical ▁labor atory ▁provider ▁in ▁Austral asia ▁and ▁Europe ▁and ▁the ▁third ▁largest ▁in ▁the ▁US , ▁it ▁emp lo ys ▁over ▁ 3 7 , 0 0 0 ▁people . ▁ ▁It ▁was ▁listed ▁on ▁the ▁Australian ▁Stock ▁Exchange ▁in ▁ 1 9 8 7 ▁as ▁Son ic ▁Technology ▁Australia ▁Ltd . ▁The ▁company ▁changed ▁its ▁name ▁to ▁Son ic ▁Health care ▁Ltd ▁in ▁ 1 9 9 5 . ▁It ▁is ▁now ▁part ▁of ▁the ▁S & P / AS X ▁ 5 0 , ▁and ▁is ▁one ▁of ▁the ▁largest ▁medical ▁companies