404. That’s an error.

The requested URL /translate_c?depth=1&rurl=translate.google.ro&sl=en&sp=nmt4&tl=ro&u=https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2711058/&xid=17259,15700022,15700186,15700191,15700253&usg=ALkJrhisEUhP3teh9GVp2dHxPw3TuSyRGA was not found on this server. That’s all we know.