This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Paediatrics, Subject name: Pediatrics
[{'content': 'All of the following are true about WHO growth chas EXCEPT: \nSelect and explain. \nA. Based on a study conducted in 6 states of United States, B. First published in 2006, C. Chas for Body mass index and skin fold thickness are also available, D. Separate chas are available for boys and girls', 'role': 'user'}, {'content': 'Answer: A \nExplanation: WHO Growth Chas First published in 2006 Based on MGRS (Multicentre Growth reference study) 6 countries including India Exclusively breast fed babies Maternal factors like alcohol & smoking have been exluded All anthropometric parameters covered Available in various formats (S.D. based, Z-score based, percentile based)', 'role': 'assistant'}]