404. That’s an error.

The requested URL /translate_c?depth=1&rurl=translate.google.ro&sl=en&sp=nmt4&tl=de&u=https://doi.org/10.1007/s10147-017-1138-6&xid=17259,15700023,15700186,15700190,15700256,15700259,15700262,15700265&usg=ALkJrhhpKSxHTP51QyokFS526QYsrWzeXw was not found on this server. That’s all we know.