Applicants who intend to study, train or work as doctors, dentists, nurses and paramedics are required to undertake the following health assessment tests (unless applying for a SC 600 Visitor visa of less than 6 months stay): medical examination, and chest X-ray, and HIV test, and Hepatitis B test, and Hepatitis C test, and latent tuberculosis screening. For doctors, dentists, nurses and paramedics applying for a SC 600 Visitor visa of less than 6 months stay: medical examination, and chest X-ray, and HIV test, and Hepatitis B test, and Hepatitis C test For applicants who intend to study, train or work as a health care worker (not mentioned above) or to work within a health care, aged care or disability facility (unless applying for a SC 600 visa for less than 6 months stay): medical examination, and chest X-ray, and latent tuberculosis screening For health care workers applying for a SC 600 for less than 6 months stay: medical examination, and chest X-ray. For applicants likely to train or work in an Australian childcare centre including creche or preschool: medical examination, and chest X-ray. For applicants likely to enter a health care or hospital environment: medical examination, and chest X-ray. For an applicant who is pregnant and intends giving birth in Australia: Hepatitis B test. For an applicant who is at least 75 years old and applying for a Dc 600 visitor visa or Sc 676 Tourist visa: a medical examination. This instrument also updates the repealed Condition 4006A to encompass those applications made before the repeal of this Condition, with the effect that IMMI 15/144 continues to apply to the 4006A and relevant visa applications made before 18 March 2018.