Do you have to be an assistant nurse to go to a tertiary institution with an adult bachelor's degree?

No. Correspondence undergraduate nurses basically can not enter the three A hospital. Because of the three hospitals, whether public or private private, as long as the level of hospitals to three, medical level and medical equipment and facilities are very advanced, so the general recruitment of nurses in the three hospitals are required to full-time undergraduate diploma qualifications, do not recruit correspondence undergraduate qualifications, so correspondence undergraduate nurses basically can not enter the three hospitals.