Hepatitis A Vaccine Schedule How Close To Your First Dose Should Your Second Dose Of Hepatitis B Vaccine Be?

How close to your first dose should your second dose of Hepatitis B vaccine be? - hepatitis a vaccine schedule

My doctor told me that the second dose had in a month, but now I bronchitis. As long as I can give the second dose? (Oh, and BTW, I have made minor surgery for 13.)