/// <summary>
/// 获取诊疗项目的推荐诊疗项目
/// </summary>
/// <param name="productId"></param>
/// <returns></returns>
public static DTO.ProductRelationProduct GetRelationProductByProductId(long productId)
{
return(_productService.GetRelationProductByProductId(productId).Map <DTO.ProductRelationProduct>());
}