A method of controlling access to an area accessible by persons, particularly to a space closed by a door, utilizes at least two communications units for transmitting and receiving an identification code and an access code. The receptacle includes a panel and a docking lever pivotally coupled to the panel and movable between a first position wherein docking lever retains the one of a plow bracket and a bracket member so that the receptacle and the one of a plow bracket and a bracket member remain in a mated condition, and a second position. The determined platelet coagulability level of said blood sample is compared with a threshold level of blood platelet coagulability. The DMT system and method provide seamless rate adaptation with the provision of different power levels. ; R11 represents an alkyl group, etc.