P. Pekka
发表
P. Pekka,
Koplan P Jeffrey,
2017,
European journal of public health.
Uusitalo Ulla,
P. Pekka,
Pietinen Pirjo,
2002,
Public Health Nutrition.
Uusitalo Ulla,
P. Pekka,
Pietinen Pirjo,
2002,
Public health nutrition.