Bioidentical hormone preparations are medications that contain hormones that are an exact chemical match to those made naturally by humans, says Manson, who is chief of preventive medicine at Brigham and Women's Hospital in Boston and the Elizabeth F. Brigham Professor of Women's Health at Harvard Medical School.infrey isn't recommending bioidentical hormones for every menopausal woman. Instead, she urges women to take charge of your health and says it's time to start the conversation about menopause and bioidentical hormones.
Thus, a tree network is a bus network of star networks. Logical (or signal) topology refers to the nature of the paths the signals follow from node to node. In many instances, the logical topology is the same as the physical topology. But this is not always the case.
Computers in a network have to be connected in some logical manner. The layout pattern of the interconnections between computers in a network is called network topology. You can think of topology as the virtual shape or structure of the network. Network topology is also referred to as 'network architecture.'.