The resident doctors` indefinite strike intensified in Maharashtra on its fourth day on Friday, with their seniors joining the protest, disrupting services at government and civic hospitals and inconveniencing thousands of patients in the state.

Dr Pratik Debaje, president of the Maharashtra State Association of Residential Doctors (Central-MARD), told news agency PTI that 6,000-7,000 senior resident doctors, affiliated to the Maharashtra Association of Bonded Resident Doctors (MABRD) and the Association of State Medical Interns (ASMI), joined the strike on Friday.