Problem: Complete the following: Apply Engel's Biopsychosocial model by identifying relevant biological, psychological, and social factors affecting the patient. Discuss how an integrated treatment plan (involving medical professionals, therapists, and social supports) could improve patient outcomes. A 17-year-old high school student with anxiety and frequent stomach pain. Medical tests show no physical cause, but she is dealing with academic pressure and social isolation. Her single-mother is concerned about her social development use in-text citations in place and APA citation references. Need Assignment Help?