This tag implies that the bands and artists are Serbian or originated in Serbia. Music represented by this tag is often highly commercial. Other, possibly better, Serbian tags are, for example Novi Val or nova srpska scena.
For how long do I need to wear retainers? It takes time for the bone and all the tissues around your teeth to reorganise and therefore it is necessary to use retainers until your bite stabilises. In the first month after the braces are removed, the risk of relapse is very high.
The first is so that you can see if your LH surge corresponds properly with your thermal shift. You should shift 1-3 days after your positive OPK, though sometimes it takes as long as five days for those with a slow shift. Another reason is to make sure your temperatures stay up for at least 10 days after ovulation.