Describe treatment plan dose distributions for 3D conformal radiation therapy (3DCRT), intensity modulated radiation therapy (IMRT),

Describe treatment plan dose distributions for 3D conformal radiation therapy (3DCRT), intensity modulated radiation therapy (IMRT), and volumetric modulated arc therapy (VMAT). Tomotherapy, and Proton Therapy. Discuss advantages and disadvantages (e.g. irradiated volume and treated volume conformity)