Pediatrics Which of the following haemoglobin (Hb) estimation will be diagnostically helpful in a case of beta thalassemia trait? A Hb-F B Hb-C C Hb-A2 D Hb-H 💡 Explanation Which of the following haemoglobin (Hb) estimation will be diagnostically helpful in a case of beta thalassemia trait? ✓ Correct Answer: C. Hb-A2