Atrial tachycardia is defined as a supraventricular tachycardia (SVT) that does not require the atrioventricular (AV) junction, accessory pathways, or ventricular tissue for its initiation and maintenance.
Established in 1993, Genting Hong Kong already owns Asia-based Star Cruises and is a major shareholder of Norwegian Cruise Line Holdings, which owns Norwegian Cruise Line, Regent Seven Seas Cruises and Oceania Cruises. It's part of the Genting Group, a global hospitality and leisure company.
Royal Caribbean International was founded as Royal Caribbean Cruise Line in 1968 by Anders Wilhelmsen & Company, I.M. Skaugen & Company, and Gotaas Larsen, Norwegian shipping companies. The newly created line put its first ship, the Song of Norway, into service two years later.