404. That’s an error.

The requested URL /translate_c?depth=1&hl=ru&langpair=en%7Cru&rurl=translate.google.ru&u=http://www.ncbi.nlm.nih.gov/pubmed%3Fterm%3DPuvanakrishnan%2520R%255BAuthor%255D%26cauthor%3Dtrue%26cauthor_uid%3D17537462&usg=ALkJrhhit2rQb9UhwK_1eREz0PiBKI3EZA was not found on this server. That’s all we know.