Correction to: A pregnancy test strip for detection of pathogenic bacteria by using concanavalin A-human chorionic gonadotropin-Cu 3 (PO 4 ) 2 hybrid nanoflowers, magnetic separation, and smartphone readout.

The published version of this article, unfortunately, contained error. The authors are re-writing to express their sincere apology for a mistake that a mark "10-5 , 10-4 , 10-3 , 10-2 , 10-1 CFU•mL-1 " in the legend of Fig. 2 was not corrected as "105 , 104 , 103 , 102 , 101 CFU•mL-1 ".