Missionaries of Charity 517 missions in more than 100 countries. In 1990, Mother Teresa asked to resign as head of the Missionaries, but was soon voted back in as Superior General. On March 13, 1997, six months before Mother Teresa's death, Sister Mary Nirmala Joshi was selected the new Superior General of the Missionaries of Charity. Sister Mary Prema was elected to succeed Sister Nirmala during a general chapter held in Kolkata in April 2009. In July 1998 in Al Hudaydah, Yemen, three Missionaries of Charity, two Indians and a Filipina, were shot and killed as they left a hospital. In March 2016
Sellappan Nirmala Sellappan Nirmala Nirmala Sellappan (born 1952 or 1953) is an Indian doctor who discovered the first case of HIV in India in 1986. In 1985, aged 32, she was working as a microbiology student in Chennai (Madras) and for her dissertation, began collecting blood samples and having them tested for HIV; among them were the first samples collected in India to test positive. Nirmala was raised in a traditional Indian family and encouraged to go into medical research by her husband. She had the idea of researching the virus from her mentor, Professor Suniti Solomon, in response to formal tracking