Wellness Center USA Inc.(OTCQB/OTCBB: WCUI), a healthcare and nutraceutical company, signed a share exchange agreement to acquire Psoria-Shield Inc. (PSI), a developer and manufacturer of UV phototherapy devices for the treatment of skin diseases. Psoria-Shield's FDA-cleared, patent-pending flagship product "Psoria-Light®" is the first deep UV LED "targeted phototherapy" device to effectively treat psoriasis, eczema, alopecia areata, vitiligo, and other UV-treatable skin diseases affecting an estimated 11 percent of the world population, according to the company.