Abstract: In this study, a double-layer structured paper-based electrochemical biosensor was developed for the simultaneous detection of aflatoxin B1 (AFB1) and ochratoxin A (OTA). Microelectrodes ...

Here are the best paper Christmas decorations that won’t cost much and will save you time amidst the last-minute rush.

These New Year's Eve games will keep you and your loved ones entertained all the way to the stroke of midnight ...