/ Design Patterns. In software engineering, creational design patterns are design patterns that deal with object creation mechanisms, trying to create objects in a manner suitable to the situation. The basic form of object creation could result in design problems or added complexity to the design.
1 Gastroenterologist-specializes in diseases of the digestive system. 2  Geriatrician (Geriatric Medicine) - general practice physician who specializes in caring for older adults. 3  Hematologist-a hematologist specializes in diseases of the blood and bone marrow. 4  Hepatologist-specializes in diseases of the liver.
Health related question in topics Medicine Treatment .We found some answers as below for this question What does a pulmonary doctor do,you can compare them. A pulmonologist, or pulmonary disease specialist, is a physician who possesses specialized knowledge and skill in the diagnosis and treatment of pulmonary (lung) conditions and diseases. Thank you for using ChaCha! [ Source: http://www.chacha.com/question/what-does-a-pulmonary-doctor-do ]