The health sector is continually in need of skilled professionals to join the workforce, specifically doctors, nurses, dentists and optometrists, as well as medical technicians such as dental hygienists, pharmacy assistants, audio prosthesis technicians, denture specialists and radiology technicians. Jobs in the health industry can be found throughout Quebec, including in hospitals, private clinics, health centers (centres de santé et de services sociaux, or CSSS), medical laboratories, retirement residences and pharmacies. The need for medical professionals is particularly high in densely populated regions such as Montreal, Quebec City, Laval and Monteregie.