Question: asking about vaccination schedule for chicken 
Answer: recommended to
age                       vaccine                            route  
1sr day -             marekes disease          s/c
5-7 day--              rdv f1                                   i/o or i/n
14th day--         ibd                                            i/o or i/n
21th day --       rdv la sota                           drinking water 
28th day-         ibd (booster dose)             drinking water