years. ... (4) Subsections (1) and (2) do not apply to (a) a qualified medical practitioner, other than a member of a therapeutic abortion committee for any hospital, who in good faith uses in an accredited or approved hospital any means for the purpose of carrying out his intention to procure the miscarriage of a female person, or (b) a female person who, being pregnant, permits a qualified medical practitioner to use in an accredited or approved hospital any means described in paragraph (a) for the purpose of carrying out her intention to procure her own miscarriage, if, before the use of those means, the therapeutic abortion committee for that accredited or approved hospital, by a majority of the members of the committee and at a meeting of the committee at which the case of such female person has been reviewed, (c) has by certificate in writing stated that in its opinion the continuation of the pregnancy of such female person would or would be likely to endanger her life or health, and (d) has caused a copy of such certificate to be given to the qualified medical practitioner. These were the provisions of the law which the Supreme Court ruled to be unconstitutional in R v Morgentaler. The law in operation Abortion clinics not covered Abortion clinics were illegal under this law; in Québec only, authorities concluded in the 1970s that the law was unenforceable after a number of unsuccessful criminal cases against doctors. Most notably Henry Morgentaler openly operated clinics as a form of civil disobedience in order to establish a judicial test case based on the legal defence of necessity. Variation from hospital to hospital Even within the hospital system, there were great discrepancies between what different TAC's in different hospitals would be willing to consider a risk to a woman's health. In some hospitals, mental health problems resulting from carrying a pregnancy to term were acceptable to the TAC as endangering a woman's health. This made abortion partially accessible (albeit with at best limited access and some rather unacceptable delays) in some communities as women could claim to be suicidal and on this basis insist that continuation of the unwanted pregnancy represented an imminent danger to mental health. In other TAC's the law was interpreted much more closely, making it difficult to get an abortion in the hospital even if they did have a TAC. In