The effects of smoking on foetal development can be found in this web site which is hosted by the Hong Kong Council on Smoking and Health.
The effects of smoking on foetal development can be found in this web site which is hosted by the Hong Kong Council on Smoking and Health.
从这个香港吸烟与健康委员会的网站，你可以获得有关吸烟对胎儿发育影响的资料。