There are some Exceptions here that cross-reference back to Rules 9.4b and 9.5b, but assuming that we are talking about a ...
This Rule applies only to a ball at rest on the putting greenPutting Green: The area on the hole you are playing ... If a ball-markerBall-Marker: An artificial object when used to mark the spot of ...
This study has examined the utility of a marker that is rapidly becoming a powerful tool in hematopoietic cell-directed gene therapy. The GFP marker significantly enhances the ability to track and ...