my baby s 6 th week vaccination was given in primary health centre except pcv , after 11 days (july 15)pcv was injected in private hospital..now 10 th week vaccination was due , i was instructed by my pediatrician to give all the doses at the same day ie (aug 15) , but primary heath centre provider is saying we should not change the company of vaccine same should be injected .can i shift from painful to painless as i am much concerned about my baby s after effects of vaccination which is most painful . which is better.kindly give me a suggestion