Level 1: Used in medical school
Grade 1.5: Written by College of Oriental Medicine, College of Pharmacy
Level 2: Nursing School
Grade 2.5: Write down.
Grade 3: Appropriately used
Grade 3.5: Write upward
Level 456: Essay writing
Conclusion: I used it all lol.
reference)
Korea University 55,000 students
Yonsei University 35,000 people
Sungkyunkwan University 76,000 people
Hanyang University 58,000 people
lol