Quote from the source listed in the 4th sentence of the article:
A re-analysis of these figures indicates a cumulative incidence of spontaneous abortion ranging from 82% (104/127) to 91% (104/114), 7–8 times higher than the original authors’ results.
The causes are any spontaneos abortion, miscarraige, stillbirth etc. Per the source in the first sentence of the article.
Quote from the source listed in the 4th sentence of the article:
The causes are any spontaneos abortion, miscarraige, stillbirth etc. Per the source in the first sentence of the article.
Any other articles you'd like me to read for you?