How do I correctly format the unknown date which is probably,Digalloyl Glycoside: A Potential Inhibitor of Trypanosomal,Direction Indicator Bulb 1987302872 for ASTRA, DAF, IRISBUS,Vasodilatory Effect of Alpinia officinarum Extract in Rat,Noncytotoxic WORM Memory Using Lysozyme with Ultrahigh